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Texas Instruments TI-30X - IIS Scientific Calculator, Руководство для учителей


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© 1999

 

T

EXAS 

I

NSTRUMENTS 

I

NCORPORATED

TI-30X 

Ù

S: A Guide for Teachers

59

Circumference

g

Use this formula to find the amount
of border you need if you want to
put a circular border all the way
around the tree.

Press                       Display                    

2 

V

 

g

 

V

 1.5

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2*

p

*1.5

'

9.424777961

DEG

C = 2

p

r = 2 x 

p

 x 1.5m

Содержание TI-30X - IIS Scientific Calculator

Страница 1: ...TI 30X S A Guide for Teachers Developed by Texas Instruments Incorporated Activities developed by Gary Hanson and Aletha Paskett Illustrated by Jay Garrison...

Страница 2: ...om those described in these materials Permission To Reprint or Photocopy Permission is hereby granted to teachers to reprint or photocopy in classroom workshop or seminar quantities the pages or sheet...

Страница 3: ...oductory page and providing examples of practical applications of the key s being discussed The key s being discussed are circled on the TI 30X S keyboard Things to Keep in Mind While many of the exam...

Страница 4: ...2 Clear Insert and Delete 33 3 Basic Math 36 4 Order of Operations and Parentheses 40 5 Constant 43 6 Decimals and Decimal Places 45 7 Memory 47 8 Fractions 52 9 Pi 58 10 Powers Roots and Reciprocals...

Страница 5: ...30X S A Guide for Teachers 1 The Better Batter The FIX Key 2 Star Voyage Scientific Notation 6 Trig Functions 10 What s My Score 1 Variable Statistics 14 Heart Rates 1 Variable Statistics 17 WNBA Sta...

Страница 6: ...0 027 2 Have students round the following numbers to 4 decimal places using the TI 30X S a 4 39865 4 3987 b 72 965912 72 9659 c 0 29516 0 2952 d 0 00395 0 0040 Activity Present the following problem t...

Страница 7: ...ting Average C Ripken 122 368 0 332 Puckett 119 363 0 328 Molitor 119 364 0 327 Greenwell 104 334 0 311 Tartabull 103 311 0 331 Palmeiro 120 366 0 328 Franco 109 344 0 317 Joyner 105 338 0 311 Boggs 1...

Страница 8: ...___________________ Problems 1 Round the following numbers to 3 decimal places a 2 35647 _________________ b 15 3633 _________________ c 0 02698 _________________ 2 Using the TI 30X S round the follow...

Страница 9: ...r of Hits Number of Times at Bat Batting Average rounded to 3 decimal places C Ripken 122 368 Puckett 119 363 Molitor 119 364 Greenwell 104 334 Tartabull 103 311 Palmeiro 120 366 Franco 109 344 Joyner...

Страница 10: ...Q 107 b 384 000 000 000 3 84 Q 1011 c 0 00000000000234 2 34 Q 10 12 d 0 0000000157 1 57 Q 10 8 2 Have students change the following numbers into scientific notation using the TI 30X S a 12 000 000 1 2...

Страница 11: ...ear Will you be able to get to Alpha Centauri on time Procedure 1 Using the TI 30X S find the total distance you need to travel 2 5 Q 10 13 9 3 Q 10 7 2 5000093 Q 10 13 miles 2 Next find out how long...

Страница 12: ...000157 _________________________ 2 Using the TI 30X S change the following numbers into scientific notation Standard Notation Scientific Notation a 12 000 000 000 000 _________________________ b 974 0...

Страница 13: ...ure 1 Using the TI 30X S find the total distance that you need to travel ______ _________________________________________________________________ Hint Make sure your calculator is in scientific notati...

Страница 14: ...arest hundredth if necessary Use for rounding a sin C 3 5 0 60 b cos C 4 5 0 80 c tan C 3 4 0 75 d sin A 4 5 0 80 e cos A 3 5 0 60 f tan A 4 3 1 33 To set 2 decimal places 1 Press F0123456789 2 Press...

Страница 15: ...re enough room to build the ramp Procedure 1 Make a drawing of the problem 1 5 ft A 20 ft 2 Use the trigonometric ratio tan opposite leg adjacent leg to find angle A Angle A is 4 3 degrees rounded to...

Страница 16: ...c tan C _______________________ d sin A _______________________ e cos A _______________________ f tan A _______________________ 2 Using the TI 30X S find the value of each ratio Round to the nearest...

Страница 17: ...nce from the street to the door is 20 feet Is there enough room to build the ramp Procedure 1 Make a drawing of the problem 2 Use the trig ratio tan opposite leg adjacent leg to find angle A Round you...

Страница 18: ...he highest average on their math tests for one quarter wins Your scores are 98 89 78 98 and 100 Your friend s scores are 89 89 97 90 and 100 Who is the winner Procedure 1 Have students find the averag...

Страница 19: ...uencies following steps 3 and 4 on the previous page 4 When finished press u to select v the average Write it down n v Sx sx 93 0 Extension Present the following problem to students Your friend took a...

Страница 20: ...est average on their math tests for one quarter wins Your scores are 98 89 78 98 and 100 Your friend s scores are 89 89 97 90 and 100 Who is the winner Your average _______________________ Your friend...

Страница 21: ...timing their pulse for 1 minute You could have them time for 10 seconds and then multiply by 6 but this could be the quietest minute of your day 2 Collect data on the chart Enter each student s heart...

Страница 22: ...ng heart rate 1 Press u n Sx x 22 n should equal the total number of student sampled 2 Press to to see the average heart rate n Sx x 62 3 Press to x x x 2 1370 Note The numbers show the results of the...

Страница 23: ..._______ Problem What do you think the average heart rate is for someone your age What about after exercising Procedure 1 Use this table to record your class or group data resting Heartbeats per minute...

Страница 24: ...e ___________________________ Date ___________________________ 4 Use this table to record your class or group data running Heartbeats per minute running Frequency 5 What is the class group average ___...

Страница 25: ...ping Frequency 8 What is the class group average __________________________________ 9 What is the total number of heartbeats for the minute _________________ 10 How fit is the class __________________...

Страница 26: ...ow are the histograms the same How are they different _____________ _________________________________________________________________ _________________________________________________________________...

Страница 27: ...lated to how many points a player scores Do you think it is related to how many rebounds a player gets Or is it related to the player s field goal percentage Procedure 1 Put the calculator in STAT mod...

Страница 28: ...Sx x 12 00 2 Press to n Sx x 9 33 3 Press to n Sx x 21 59 4 Press to x Sy y x 112 00 4 The form of the equation is y ax b Write the equation for the line of best fit round to the nearest hundredth 1 5...

Страница 29: ...about defense rebounding etc 1 Press u n Sx x 12 00 2 Press to x x y 3 Press 4 Type 35 E and press x 35 17 92 Extension Now have students use the calculator to investigate the correlation of the othe...

Страница 30: ...to explore the relationships of different pairs of data Begin by entering the points per game as the X variable and the minutes per game as the Y variable Player Field Goal Percentage Points per Game...

Страница 31: ...ou have already entered the minutes per game in Y you only need to enter the new data in X 1 What is the average field goal percentage 2 Write the equation for the line of best fit 3 Write the correla...

Страница 32: ...der of Operations and Parentheses 40 Constant 43 Decimals and Decimal Places 45 Memory 47 Fractions 52 Pi 58 Powers Roots and Reciprocals 61 Probability 68 Statistics 75 Trigonometry 81 Notation 88 Lo...

Страница 33: ...to return to the previous screen without resetting the calculator Press when Y yes is underlined to reset the calculator The message MEM CLEARED is displayed Note Pressing and simultaneously resets th...

Страница 34: ...rs 30 Second Off Arrows Equals Enter 46 N 23 Change 46 to 41 Change 23 to 26 and complete the operation Enter 81 57 and complete the operation Scroll to see your previous entries Press Display 46 U 23...

Страница 35: ...31 Reset Reset the calculator Press Display RESET N Y DEG RESET N Y DEG MEM CLEARED DEG DEG Pressing and at the same time also resets the calculator immediately No menu or message is displayed Using o...

Страница 36: ...1999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 32 Last Answer Ans Use Last Answer Ans to calculate 2 2 2 Press Display 2 T 2 2 2 4 DEG F Ans2 16 DEG...

Страница 37: ...recent entry 2 f lets you insert a character at the cursor 3 J deletes the character at the cursor Hold J down to delete all characters to the right Then each time you press J it deletes 1 character t...

Страница 38: ...ENTS INCORPORATED TI 30X S A Guide for Teachers 34 Delete Insert J Enter 4569 285 and then change it to 459 2865 Complete the problem Press Display 4569 T 285 4569 285 DEG J 459 285 DEG 6 459 2865 DEG...

Страница 39: ...1999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 35 Clear Enter 21595 Clear the 95 Clear the entry Press Display 21595 21595 DEG Clear to right 215 DEG Clear entry DEG...

Страница 40: ...tes the command 6 M lets you enter a negative number 7 _ changes a real number to a percent Notes The examples on the transparency masters assume all default settings The TI 30X S allows implied multi...

Страница 41: ...ORATED TI 30X S A Guide for Teachers 37 Add Subtract Multiply Divide Equals T U V W Find 2 54 6 16 x 21 78 P 2 12 x 5 6 Press Display 2 T 54 U 6 2 54 6 50 DEG 16 V 21 16 21 336 DEG 78 W 2 78 2 39 DEG...

Страница 42: ...NCORPORATED TI 30X S A Guide for Teachers 38 Negative Numbers M The temperature in Utah was L3 C at 6 00 a m By 10 00 a m the temperature had risen 12 C What was the temperature at 10 00 a m Press Dis...

Страница 43: ...999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 39 Percent Mike makes 80 per week He saves 15 of his earnings How much does Mike save per week Press Display 15 15 DEG V 80 15 80 12 DE...

Страница 44: ...expression Notes The examples on the transparency masters assume all default settings The transparency master showing the Equation Operating System EOSTM demonstrates the order in which the TI 30X S c...

Страница 45: ...ession such as the A or menu items 3 Functions entered after the expression such as F and angle unit modifiers r g 4 Fractions 5 Exponentiation G and roots 6 Negation M 7 Permutations nPr and combinat...

Страница 46: ...1999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 42 Order of Operations T V D E 1 2 x 3 Press Display 1 T 2 V 3 1 2 3 7 DEG 1 2 x 3 Press Display D 1 T 2 E V 3 1 2 3 9 DEG...

Страница 47: ...nstant mode To enter a constant 1 Press l If a constant is already stored press to clear it 2 Enter your constant any set of operations functions and values 3 Press to turn on the constant mode K appe...

Страница 48: ...eople babysit for 3 25 each per hour First person works 16 hours Second person works 12 hours Third person works 17 hours How much did each person earn Press Display K DEG V 3 25 K 3 25 DEG K DEG K 16...

Страница 49: ...nds the result to the number of decimal places selected For example when the decimal is set to 2 places 0 147 becomes 0 15 when you press The TI 30X S also rounds or pads resulting values with trailin...

Страница 50: ...Decimal FIX 8 Round 12 345 to the hundredths place to the tenths place and then cancel the FIX setting Press Display 12 8 345 12 345 DEG F 0 1 2 3 4 5 6 7 8 9 _ DEG F 0 1 2 3 4 5 6 7 8 9 _ DEG 12 345...

Страница 51: ...to thedisplay 3 clears all variables 4 h displays the following menu of variables A B C D E Lets you view the stored value before pasting it to the display Notes The examples on the transparency maste...

Страница 52: ...scores 96 76 85 Weekly scores 92 83 97 and 86 Find the average of test and weekly scores Find the final average Press Display 96 T 76 T 85 96 76 85 257 DEG W 3 Ans 3 85 66666667 DEG L Ans A 85 6666666...

Страница 53: ...Which would be the better buy 3 cassette tapes for 7 98 or 4 cassette tapes for 9 48 Press Display 7 8 98 W 3 7 98 3 2 66 DEG L Ans A 2 66 DEG 9 848 W 4 9 48 4 2 37 DEG L A n s B 2 37 DEG View the fir...

Страница 54: ...Shop Purchases Qty Cost A shirts 2 13 98ea B ties 3 7 98 ea C belt 1 6 98 suspenders 1 9 98 How much did you spend at each shop and how much did you spend altogether Press Display 2 V 13 8 98 2 13 98...

Страница 55: ...TRUMENTS INCORPORATED TI 30X S A Guide for Teachers 51 Store Recall Continued L Press Display L Ans B 23 94 DEG 6 8 98 T 9 8 98 6 98 9 98 16 96 DEG L Ans C 16 96 DEG T 27 96 DEG T 96 23 94 DEG 27 96 2...

Страница 56: ...You can enter a fraction or mixed number anywhere you can enter a decimal value You can use fractions and decimals together in a calculation Fractional results and entries are automatically reduced t...

Страница 57: ...UMENTS INCORPORATED TI 30X S A Guide for Teachers 53 Fractions N At the party you ate 5 6 of the pepperoni pizza and 1 10 of the sausage pizza How much pizza did you eat Press Display 5 N 6 T 1 N 10 5...

Страница 58: ...RPORATED TI 30X S A Guide for Teachers 54 Mixed Numbers N A baby weighed 4 3 8 kilograms at birth In the next 6 months she gained 2 3 4 kilograms How much does she weigh Press Display 4 N 3 N 8 T 2 N...

Страница 59: ...g his birthday cake The recipe calls for 3 1 2 cups of flour He has only a 1 2 cup measuring cup To find out how many times Sam must use his measuring cup change the mixed number to a fraction 3 1 2 1...

Страница 60: ...30X S A Guide for Teachers 56 Fraction to Decimal Juan swims 20 laps in 5 72 minutes Mary swims 20 laps in 5 3 4 minutes Change Mary s time to a decimal to determine who swims faster Press Display 5 N...

Страница 61: ...1999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 57 Decimal to Fraction Change 2 25 to its fractional equivalent Press Display 2 8 25 2 25 F D 2 1 4 DEG...

Страница 62: ...transparency masters assume all default settings Internally pi is stored to 13 digits 3 141592653590 After pressing you can select the number of decimal places in 2 ways Press or to move to the numbe...

Страница 63: ...TI 30X S A Guide for Teachers 59 Circumference g Use this formula to find the amount of border you need if you want to put a circular border all the way around the tree Press Display 2 V g V 1 5 2 p 1...

Страница 64: ...la to find how much of a lawn would be covered by the sprinkler Round your answer to the nearest whole number and then return to Floating Decimal mode Press Display g V 4 F p 42 50 26548246 DEG F 0 1...

Страница 65: ...ue to a specified power Notes The examples on the transparency masters assume all default settings To use G enter the base press G and then enter the exponent The base or mantissa and the exponent may...

Страница 66: ...INCORPORATED TI 30X S A Guide for Teachers 62 Squares F G Use this formula to find the size of the tarp needed to cover the entire baseball infield A x2 27 42 Press Display 27 4 F or 27 42 750 76 DEG...

Страница 67: ...A Guide for Teachers 63 Square Roots Use this formula to find the length of the side of a square clubhouse if 3m2 of carpet would cover the floor Round your answer to 0 decimal places L x 3 Press Dis...

Страница 68: ...PORATED TI 30X S A Guide for Teachers 64 Cubes G Use this formula to find the volume of a cube with sides 2 3 meters long Change your answer to a fraction V L3 2 33 Press Display 2 8 3 G 3 2 3 3 12 16...

Страница 69: ...de for Teachers 65 Powers G Fold a piece of paper in half in half again and so on until you cannot physically fold it in half again How many sections would there be after 10 folds After 15 folds Press...

Страница 70: ...1999 TEXAS INSTRUMENTS INCORPORATED TI 30X S A Guide for Teachers 66 Roots If the volume of a cube is 125 cm3 what is the length of each side Press Display 3 125 3 x 125 5 DEG...

Страница 71: ...amount of time spent building model ships Time Portion Spent Completed Ships Building Per Hour Sailing 10 hrs Steam 5 hrs Luxury 5 1 3 hrs How much of each model was completed per hour Press Display...

Страница 72: ...on the transparency masters assume all default settings A combination is an arrangement of objects in which the order is not important as in a hand of cards A permutation is an arrangement of objects...

Страница 73: ...e space for 2 books on your bookshelf You have 4 books to put on the shelf Use this formula to find how many ways you could place the 4 books in the 2 spaces 4 nCr 2 x A B C D AB and BA count as only...

Страница 74: ...ermutation nPr H Four different people are running in a race Use this formula to find how many different ways they can place 1st and 2nd 4 nPr 2 x A B C D AB and BA count as 2 permutations AB AC AD BA...

Страница 75: ...torial H Using the digits 1 3 7 and 9 only one time each how many 4 digit numbers can you form 4 x 1 3 7 9 A B C D ABCD BACD CABD DABC ABDC BADC CADB DACB ACBD BCAD CBAD DBAC ACDB BCDA CBDA DBCA ADBC...

Страница 76: ...XAS INSTRUMENTS INCORPORATED TI 30X S A Guide For Teachers 72 Random RAND H Generate a sequence of random numbers Press Display H RAND RANDI ___ DEG RAND 0 839588694 DEG RAND 0 482688185 DEG Results w...

Страница 77: ...INCORPORATED TI 30X S A Guide For Teachers 73 Random RAND H Set 1 as the current seed and generate a sequence of random numbers Press Display 1 L rand 1083958869 DEG 1 rand 1 DEG H RAND 0 000018633 D...

Страница 78: ...NSTRUMENTS INCORPORATED TI 30X S A Guide For Teachers 74 Random Integer RANDI H Generate a random integer from 2 through 10 Press Display H RAND RANDI __ DEG 2 10 E ANDI 2 10 DEG RANDI 2 10 3 DEG Resu...

Страница 79: ...yes is underlined to clear data values and exit STAT mode Press when N no is underlined to return to the previous screen without exiting STAT mode 4 u displays the menu of variables with their curren...

Страница 80: ...1 VAR Stat Data v Five students took a math test Using their scores enter the data points 85 85 97 53 77 Press Display 1 VAR 2 VAR DEG v X1 S STAT DEG 85 X1 85 S STAT DEG FRQ 1 S STAT DEG 2 FRQ 2 S ST...

Страница 81: ...nts n the mean v the sample standard deviation Sx the population standard deviation sx the sum of the scores Gx and the sum of the squares Gx2 Press Display u n v Sx sx 5 STAT DEG n v Sx sx 79 4 STAT...

Страница 82: ...moving Data Points Cont Return to the first data point Display the lowest score drop it and then find the new mean v Clear all data by exiting STAT mode Press Display v X1 85 S STAT DEG X3 53 S STAT D...

Страница 83: ...the number of pairs of athletic shoes sold by a small shoe store Enter this data as the data points Month Total No x Brand A y April 58 x1 35 y1 May 47 x2 28 y2 Press Display 1 VAR 2 VAR DEG v X1 S S...

Страница 84: ...e For Teachers 80 Viewing the Data Cont u If the store sells 32 pairs of shoes in June predict the June sales of Brand A When finished exit STAT mode and clear all data points Press Display u x y t DE...

Страница 85: ...culates the sine 6 Z calculates the inverse sine Notes The examples on the transparency masters assume all default settings Before starting a trigonometric calculation be sure to select the appropriat...

Страница 86: ...formula to find the distance from the lighthouse to the boat Round your answer to the nearest whole number and then return to floating decimal mode Press Display 78 W 27 E 78 tan 27 153 0836194 DEG F...

Страница 87: ...t Use this formula to find the angle of depression Round your answer to the nearest tenth and then return to floating decimal mode TAN x 600 2500 Press Display 600W 2500 E tan 1 600 25 13 49573328 DEG...

Страница 88: ...ormula to find how far the base of the ladder is from the house Round your answer to the nearest whole number and then return to floating decimal mode D 5 x COS 75 Press Display 5 V 75 E 5 cos 75 1 29...

Страница 89: ...e Use this formula to find the angle of the ski jump Round your answer to the nearest tenth and then return to floating decimal mode COS x 453 500 Press Display 453W 500 E cos 1 453 50 25 04169519 DEG...

Страница 90: ...se this formula to find the length of the ramp Round your answer to the nearest whole number and then return to floating decimal mode D 1 5 SIN 12 Press Display 1 8 5 W 12 E 1 5 sin 12 7 214601517 DEG...

Страница 91: ...Use this formula to find the angle of the conveyor belt Round your answer to the nearest tenth and then return to floating decimal mode SIN x 13 20 Press Display 13 W 20 E sin 1 13 20 40 54160187 DEG...

Страница 92: ...1000 times 10 to an integer power The integer power is always a multiple of 3 2 C lets you enter and calculate the exponent Notes The examples on the transparency masters assume all default settings Y...

Страница 93: ...fic Floating Decimal Enter 12543 which will be in floating decimal notation default and alternate between scientific and engineering notations Press Display 12543 FLO SCI ENG DEG 12543 1 2543x10 04 SC...

Страница 94: ...90 Exponent The Earth is 1 496 x 108 kilometers from the Sun Jupiter is 7 783 x 108 kilometers from the Sun Enter the numbers in Scientific notation and determine how far away the Earth is from Jupit...

Страница 95: ...ithm base 10 2 B calculates the natural logarithm base e where e 2 718281828459 3 calculates the common antilogarithm 10 raised to the power of the value 4 calculates the natural antilogarithm e raise...

Страница 96: ...tural Logarithm A B Find log 23 rounded to 4 decimal places Then find ln 23 rounded to 4 decimal places and return to Floating Decimal notation Press Display A 23 E log 23 1 361727836 DEG F 0 1 2 3 4...

Страница 97: ...d antilog 3 9824 rounded to 4 decimal places Then find antiln 3 9824 rounded to 4 decimal places When finished return to Floating Decimal notation Press Display 3 8 9824 E 10 3 9824 9602 846792 DEG F...

Страница 98: ...adians g Specifies gradients DMS Specifies degrees minutes and seconds It also lets you convert an angle from decimal degrees to DMS notation Notes The examples on the transparency masters assume all...

Страница 99: ...Degrees Minutes and Seconds to Decimal You watched 2 videos that were 2 05 2 hours and 5 minutes and 1 46 1 hour and 46 minutes in length How long did you watch videos Press Display 2 r g DEG 2 DEG 5...

Страница 100: ...S INSTRUMENTS INCORPORATED TI 30X S A Guide For Teachers 96 Fraction to Degrees Minutes and Seconds How much is 2 3 of an hour in hours minutes and seconds Press Display 2 N 3 2 3 DEG DMS DEG 2 3 DMS...

Страница 101: ...Teachers 97 Degrees Radians Gradients I Calculate the sine of 30 in degrees radians and gradients and then return to degrees Press Display 30 E sin 30 0 5 DEG I DEG RAD GRD DEG sin 30 0 988O31624 RAD...

Страница 102: ...ates r q or vice versa R4Pr Converts rectangular coordinate to polar coordinate r R4Pq Converts rectangular coordinate to polar coordinate q P4Rc Converts polar coordinate to rectangular coordinate c...

Страница 103: ...to Rectangular Convert the polar ordered pair 7 30 to rectangular using the DEG angle unit y x 3 2 1 1 2 3 4 5 6 7 r 7 30 4 x y Press Display P Rx P Ry DEG 7 30 E P Rx 7 30 6 062177826 DEG P Rx P Ry D...

Страница 104: ...es the hyperbolic sinh cosh tanh function of the next trig key that you press Notes The example on the transparency master assumes all default settings Hyperbolic calculations are not affected by the...

Страница 105: ...NCORPORATED TI 30X S A Guide For Teachers 101 Sine Cosine Tangent Find the hyperbolic sine sinh cosine cosh and tangent tanh of 5 Press Display 5 E sinh 5 74 20321058 DEG 5 E cosh 5 74 20994852 DEG 5...

Страница 106: ...g Enters the value of pi rounded to 10 digits 3 141592654 8 Enters a decimal point M Indicates the value is negative G Raises a value to a specified power Displays the following menu that lets you sp...

Страница 107: ...rsor If you hold J down it deletes all characters to the right Then each time you press J it deletes 1 character to the left of the cursor I Displays the following menu that lets you change the Angle...

Страница 108: ...l Turns on the constant mode and lets you define a constant B Calculates the natural logarithm base e where e 2 718281828459 A Calculates the common logarithm base 10 z Displays the following menu of...

Страница 109: ...inate q P4Rc Converts polar coordinate to rectangular coordinate c P4Ry Converts polar coordinate to rectangular coordinate y d Displays the following numeric notation mode menu FLO Restores standard...

Страница 110: ...standard deviation of x or y Gx or Gy Sum of all x values or y values Gx2 or Gy2 Sum of all x 2 values or y 2 values Gxy Sum of x Q y for all xy pairs in 2 lists a Linear regression slope b Linear re...

Страница 111: ...ecimal setting SCI ENG Scientific or engineering notation STAT Statistical mode DEG RAD GRAD Angle mode degrees radians or gradients K Constant mode x10 Precedes the exponent in scientific or engineer...

Страница 112: ...re not integers 0 For x x is not an integer between 0 and 69 EQUATION LENGTH ERROR An entry exceeds the digit limits 88 for entry line and 47 for statistics or constant entry lines for example combini...

Страница 113: ...72 917 8324 Customers outside the U S Canada Puerto Rico and the Virgin Islands Contact TI by e mail or visit the TI calculator home page on the World Wide Web e mail ti cares ti com internet www ti c...

Страница 114: ...tion of implied warranties or consequential damages so the above limitations or exclusions may not apply to you Legal Remedies This warranty gives you specific legal rights and you may also have other...

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