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FX 300 MS Training guide

Logarithms/Natural Logarithms

You can find logarithms, natural logarithms, and antilogarithms.

Examples:
Keystrokes

Display

[log] [100] [=]

2

[ln] [90] [=]

4.49980967

[ln] [ALPHA] [

e

] 1

[SHIFT] [e

x

] [1] [=]

2.718281828

[SHIFT] [10

x

] [2] [=]

100

7

References the Casio FX-300 MS User’s Guide

Casio FX-300MS Scientific calculator

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Содержание FX 300

Страница 1: ...g Input Replay Function Order of Operations Display Format FIX SCI Norm Fraction Display Decimal Fraction Conversion Angle Display Initial Defaults Percentage Calculations Degrees Minutes Seconds Memory Calculations Answer Memory Consecutive Calculations Independent Memory Variables Clearing Memory Powers Square Roots Cube Root nth roots Probability Calculations Random Number Factorials Trigonomet...

Страница 2: ...reset the modes settings Press SHIFT CLR 2 or SHIFT CLR 3 Order of Operations The calculator uses order of operations Examples 2 3 x 4 14 You do not need parentheses around 3 x 4 2 3 x 4 20 Use Replay and SHIFT INS to add parentheses Blinking is the insert cursor 2 2 4 2 2 4 Display Format To change the exponential display format press the MODE key 3 times Fixed number of decimal places Press 1 FI...

Страница 3: ...e unit at degrees radians or grads press the MODE key 2 times Degrees Press 1 Radians Press 2 Grads Press 3 Initial Defaults To return the calculation mode and setup to the initial defaults press SHIFT CLR 2 This will return the calculator to the following settings Calculation mode COMP Angle unit Deg Exponential display format Norm 1 Fraction display format a b c Decimal point character Dot Perce...

Страница 4: ...s You can use the calculation result that is currently on display and also stored in Answer Memory as the first value of your next calculation Independent Memory Independent Memory uses the memory area in variable M and is convenient for calculating cumulative totals To add a value to M press M To subtract a value from M press SHIFT M To recall the value of M press RCL M Variables There are 9 vari...

Страница 5: ... display will change to 1 5 Probability Calculations Random Number Factorials Permutations A permutation is a selection of objects in which the order of the objects matters Example To determine the possible number of different arrangements using 4 items selected from 10 items 10 SHIFT nPr 4 5040 Combinations A combination is a selection of objects from a collection and order is irrelevant Example ...

Страница 6: ...ees to Radians put the calculator in Radian mode Example 180 degrees to radians Press 180 SHIFT DRG and press 1 for Degrees 3 141592654 Coordinate Conversion You can convert from polar to rectangular and from rectangular to polar The calculation results are automatically assigned to variables E and F Note For both examples be sure you are in degree mode To convert polar coordinates r θ to rectangu...

Страница 7: ...ms You can find logarithms natural logarithms and antilogarithms Examples Keystrokes Display log 100 2 ln 90 4 49980967 ln ALPHA e 1 SHIFT ex 1 2 718281828 SHIFT 10x 2 100 7 References the Casio FX 300 MS User s Guide Casio FX 300MS Scientific calculator ...

Страница 8: ... DT inputs the same data twice You can input multiple entries of the same data using SHIFT To input 100 ten times press 100 SHIFT 10 DT You can scroll through the data you entered using the up and down arrows on the REPLAY button You can edit the displayed data by inputting a new value and then pressing the key to replace it If you use the DT key and not the key this will register the value you in...

Страница 9: ...M 1 x SHIFT S SUM 2 n SHIFT S SUM 3 y2 SHIFT S SUM 1 y SHIFT S SUM 2 xy SHIFT S SUM 3 Mean of the x data SHIFT S VAR 1 Population standard deviation x SHIFT S VAR 2 Sample standard deviation x SHIFT S VAR 3 Mean of the y data SHIFT S VAR 1 Population standard deviation y SHIFT S VAR 2 Sample standard deviation y SHIFT S VAR 3 Regression coefficient A SHIFT S VAR 1 Regression coefficient B SHIFT S ...

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