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Power functions – HP 32SII User Manual

Page 66

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4–2 Real–Number

Functions

File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm

To Calculate:

Press:

Natural logarithm (base e)

-

Common logarithm (base 10)

z

+

Natural exponential

*

Common exponential (antilogarithm)

z

(

Power Functions

To calculate the square of a number x, key in x and press

z

:

.

To calculate a power x of 10, key in x and press

z

(

.

'To calculate a number y raised to a power x, key in y

š

x, then press

0

.(For y > 0, x can be any rational number; for y < 0, x must be are integer;

for y = 0, x must be positive.)

To Calculate:

Press:

Result:

15

2

15

z

:

)

10

6

6

z

(

8 8 )

5

4

5

š

4

0

)

2

–1.4

2

š

1.4

_

0

)

(–1.4)

3

1.4

_

š

3

0

.)

To calculate a root x of a number y (the x

th

root of y), key in y

š

x, then

press

z

.

. For y

<

0, x must be an integer.

To Calculate:

Press:

Result:

3

125

125

_

š

3

z

.

.)

3

125

125

š

3

z

.

)