Casio fx-7400G PLUS

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Basic Calculations Chapter 2
uu
uu
uTo perform logarithmic/exponential function calculations
Example 1 log1.23
lb.cdw
Result: 0.0899051114
Example 2 ln90
Ijaw
Result: 4.49980967
Example 3 To calculate the anti-logarithm of common logarithm 1.23 (10
1.23
)
!0b.cdw
Result: 16.98243652
Example 4 To calculate the anti-logarithm of natural logarithm 4.5 (e
4.5
)
!ee.fw
Result: 90.0171313
Example 5 (–3)
4
= (–3) × (–3) × (–3) × (–3)
(-d)Mew
Result: 81
Example 6
7
123
h!qbcdw
Result: 1.988647795
(3) Other Functions
Example Operation Display
+ = 3.65028154 !92+!95w 3.6502815425
(–3)
2
= (–3) × (–3) = 9 (-3)xw 9
–3
2
= –(3 × 3) = –9 -3xw – 9
(3!X-4!X)
!Xw 12
8! (= 1 × 2 × 3 × .... × 8)
= 40320 8K4(PROB)1(
x!)w 40320
3
= 42 !#(36*42*49)w 4236 × 42 × 49
Random number generation K4(PROB)
(pseudo random number 4(Ran#)w (Ex.) 0.4810497011
between 0 and 1.)
1
––––––––––– = 12
11
––– – –––
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