Casio fx-82ZA PLUS II - Power Functions and Power Root Functions

2 (;) 16 4
(MthIO-MathO, MthIO-LineO) 2 16 4
Example 3: log
2
(4
3
) = 6 (MthIO-MathO, MthIO-LineO)
2 6
Example 4: log
2
(4)
3
= 8 (MthIO-MathO, MthIO-LineO)
2 4 8
Example 5: To calculate ln 90 (= log
e
90) to three significant digits (Sci 3)
(SETUP) (Sci)
90
4,50×10
0
Power Functions and Power Root
Functions
Note that the input methods for
, , , and are different
depending upon whether you are using Natural Display or Linear Display.
Example 1: 1,2 × 10
3
= 1200 (MthIO-MathO)
1 2 10 3 1200
Example 2: (1 + 1)
2+2
= 16 (MthIO-MathO)
1 1 2 2 16
Example 3: (5
2
)
3
= 15625
5
15625
Example 4:
5
√32 = 2
(MthIO-MathO) ( ) 5 32 2
(LineIO) 5 ( ) 32 2
Example 5: To calculate √2 × 3 (= 3√2 = 4,242640687...) to three decimal
places (Fix 3)
(SETUP) (Fix)
31