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Example 1 : log
2
16 = 4, log16 = 1.204119983
b
l
2,16)
E
l
16)
E
Base 10 (common logarithm) is assumed when no base is specifi ed.
B
z
– {MATH}
c
7
(logab)
2
e
16
E
Example 2 : ln 90 (= log
e
90) = 4.49980967
b
i
90)
E
k
Power Functions and Power Root Functions
x
2
,
x
–1
, ^(,
'
(,
3
'
(,
x
'
(
A
Syntax and Input
{
n
}
x
2
............................... {
n
}
2
(Square)
{
n
}
x
–1
............................. {
n
}
–1
(Reciprocal)
{(
m
)}^({
n
}) ....................... {
m
}
{
n
}
(Power)
'
({
n
}) .......................... {
n
} (Square Root)
3
'
({
n
}) .........................
3
{
n
} (Cube Root)
({
m
})
x
'
({
n
}) ..................
{
m
}
{
n
} (Power Root)
Example 1: (
'
2 + 1) (
'
2 – 1) = 1, (1 + 1)
2+2
= 16
b
(
!
2)+1)
(
!
2)-1)
E