Advanced functions – VTech Precomputer Power Pad Plus User Manual

Page 81

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background image

77

Input

Display

34 - 78

M=146

34-78

=-44

M=102

34-78_

=

M=102

_

23 - 6 + 9

M=102

23-6+9

=26

M=76

23-6+9_

=

ADVANCED FUNCTIONS

The Calculator has special function keys located on the second and third rows of the
keyboard. Always press the function key first when using it in a problem and then enter
the numbers it is to operate on.

Aim

Operation

Display

Square root of a number

9

sqrt 9

= 3

Square of a number

3

sqr 3

= 9

The constant e to the power

2

exp 2

of the entered number.

= 7.38906

(e=2.718282)

LN function

100

In 100

= 4.60517

log 10 function

100

log 100

= 2

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