E-29
k
Power Functions and Power Root Functions
x
2
,
x
3
,
x
–1
, ^(,
'
(,
3
'
(,
x
'
(
A
Syntax and Input
{
n
}
x
2
............................... {
n
}
2
(Square)
{
n
}
x
3
............................... {
n
}
3
(Cube)
{
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
(
9
2)+1)
(
9
2)-1)
E
(1+1)
M
2+2)
E
Example 2:
–2
2
3
= –1.587401052
-
2
M
2
$
3)
E
A
Notes
• The functions
x
2
,
x
3
, and
x
–1
can be used in complex number calculations in the CMPLX
Mode. Complex number arguments are also supported for these functions.
• ^(,
'
(,
3
'
(,
x
'
( are also supported in the CMPLX Mode, but complex number
arguments are not supported for these functions.
k
Coordinate Conversion (Rectangular
↔
Polar)
Pol(, Rec(
Your calculator can convert between rectangular coordinates and polar coordinates.
o
o
Rectangular Coordinates (Rec)
Polar Coordinates (Pol)
(
'
(
2
)
+1
) (
'
(
2
)
– 1
)
1
(
'
(
2
)
+1
) (
'
(
2
)
– 1
)
1
(
1+ 1
)
ˆ
(
2+2
)
16
(
1+ 1
)
ˆ
(
2+2
)
16
–2ˆ
(
2
{
3
)
-
1587401052
–2ˆ
(
2
{
3
)
-
1587401052