Page B-7
The
e
x
key calculates the exponential function of
x
.
The
x
2
key calculates the square of
x
(this is referred to as the
SQ
function).
The ASIN, ACOS, and ATAN functions calculate the arcsine,
arccosine, and arctangent functions, respectively.
The
10
x
function calculates the anti-logarithm of
x
.
The keys
≠
,
≤
, and
≥
, are used for comparing real numbers.
The
ABS
function calculates the absolute value of a real number, or
the magnitude of a complex number or of a vector.
The
USER
function activates the user-defined keyboard menu.
The
S.SLV
function activates the symbolic solver menu.
The
EXP&LN
function activates the menu for substituting expressions in
terms of the exponential and natural logarithm functions.
The
FINANCE
function activates a menu for financial calculations.
The
CALC
function activates a menu of calculus functions.
The
MATRICES
function activates a menu for creating and
manipulation of matrices.
The
CONVERT
function activates a menu for conversion of units and
other expressions.
The
ARITH
function activates a menu of arithmetic functions.
The
DEF
key is used to define a simple function as a variable in the
calculator menu.
The
CONT
key is used to continue a calculator operation.
The
ANS
key recalls the last result when the calculator is in Algebraic
operation mode.
The
[ ]
,
( )
, and
{ }
keys are used to enter brackets, parentheses, or
braces.
The
#
key is used to enter numbers in other than the active number
base.
The infinity key
∞
is used to enter the infinite symbol in an expression.
The pi key
π
is used to enter the value or symbol for
π
(the ratio of the
length of a circumference to its diameter).
The arrow keys, when combined with the left-shift key, move the
cursor to the first character in the direction of the key pressed.
Содержание 49g+
Страница 1: ...hp 49g graphing calculator user s guide H Edition 4 HP part number F2228 90006 ...
Страница 197: ...Page 5 30 LIN LNCOLLECT POWEREXPAND SIMPLIFY ...
Страница 377: ...Page 11 55 Function KER Function MKISOM ...
Страница 457: ...Page 13 26 In the right hand side figure above we are using the line editor to see the series expansion in detail ...
Страница 775: ...Page 26 10 the location of the backup battery in the top compartment at the back of the calculator ...
Страница 838: ...Page L 5 ...