Logarithmic And Exponential Functions - Casio Algebra FX 2.0 User Manual

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