Casio ClassPad 300 User Manual page 110

k Logarithmic Functions (log, ln) and Exponential Functions (
Problem
log1.23 (log 1.23) =
10
0.08990511144
ln90 (log 90) = 4.49980967
e
log 9 = 2
3
10 1.23 = 16.98243652
e 4.5
= 90.0171313
= (–3) × (–3) × (–3) ×
(–3) 4
(–3) = 81
= – (3 × 3 × 3 × 3) = –81
–3 4
1
—
7
123 (= 123 ) 7
= 1.988647795
2 + 3 ×
3 64 – 4 = 10
Tip
have a higher calculation priority sequence than × and ÷.
• ^ and
2-4-3
Function Calculations
Use this keyboard:
mth abc cat
Func
Func
Func
MATH Cmd
MATH Func
MATH Cmd
MATH Cmd
MATH Cmd
MATH Cmd
20021201 20030201
e
, ^,
Operation
2D
l 1.23 w or
)V 10 e 1.23 w
I 90 w or
)V0ne
e 90 w
l 3 , 9 w or
)V 3 e 9 w
10 { 1.23 w
e 4.5 w or
)Q 4.5 w
(- 3 ){ 4 w
- 3 { 4 w
123 {( 1 / 7 w or
)% 7 e 123 w
2 + 3 * 64 {( 1 /
3 )- 4 w or ) 2 +
3 *% 3 e 64 e- 4 w
Can be omitted.
k
)