Casio fx-350D - Page 37

log 1.23 ( = log
10
1.23) = I
1 [:] 23 ~L... ___ 0_._0_8_99_0_5_1__,)
Solve 4x = 64 .
x· log 4 = log 64
X =- lo_g _
5
_
4
64~a4~al
3
-1
log 4 ...__ _____ ____,
In 90 ( = log e 90) =
90 lliill..__ __ 4_._49_9_8_o_s 1 ____ 1
log 456 + In 456 = _M _____ __
456~~a~[In)a
10° ·
4
+ 5 • e-
3
=
[:]4~~05£13@
0.4342944
~~a=I =====2=. 1=6=0=8=2=, 8=1
- 113- ,,r-