Casio ALGEBRA FX 2.0

19990401
k Logarithmic and Exponential Functions
•Be sure to specify Comp for Mode in the SET UP screen.
Example Operation
log 1.23 (log101.23) = 8.990511144 # 10
–2
l1.23w
In 90 (loge90) = 4.49980967 I90w
10
1.23
= 16.98243652
(To obtain the antilogarithm of common !l(10
x
)1.23w
logarithm 1.23)
e
4.5
= 90.0171313
(To obtain the antilogarithmof natural !I(e
x
)4.5w
logarithm 4.5)
(–3)
4
= (–3) # (–3) # (–3) # (–3) = 81 (-3)M4w
–3
4
= –(3 # 3 # 3 # 3) = –81 -3M4w
1
7
(= 123
7
) = 1.988647795 7!M(
x
)123w
2 + 3 #
3
– 4 = 10 2+3*3!M(
x
)64-4w*
1
2-4-4
Function Calculations
123
64
*
1
^ (x
y
) and
x
take precedence over
multiplication and division.