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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: T
o 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
(MthlO-MathO) ( ) 5 32 2
(LinelO) 5 ( ) 32 2
Example 5: T
o calculate √
2 × 3 (= 3√2 = 4.242640687...) to three decimal
places (Fix 3)
(SETUP) (Fix)
31
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