Power functions and power root functions, Coordinate conversion (rectangular ↔ polar), A syntax and input – Casio fx-50F PLUS User Manual
Page 30
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
(92)+1)
(92)-1)E
(1+1)M2+2)E
Example 2: –2
2
3
= –1.587401052
-2M2$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