K coordinate conversion (pol, K engineering notation calculations – Casio FX-820MS User Manual
Page 23
E-21
• Example: To convert 4.25 radians to degrees
q
.....
1
(Deg)
4.25
A
v
2
(R)
=
k Coordinate Conversion (Pol (
x
,
y
),
Rec (
r
,
θ
))
• Calculation results are automatically assigned to vari-
ables E and F.
• Example 1: To convert polar coordinates (r
҃2,
҃60°)
to rectangular coordinates (x, y) (Deg)
x
҃ 1
A
F
2
P
60
T
=
y
҃ 1.732050808
0
o
• Press
0
n
to display the value of
x
, or
0
o
to dis-
play the value of
y
.
• Example 2: To convert rectangular coordinates (1, 3)
to polar coordinates (r,
) (Rad)
r
҃ 2
f
1
P
L
3
T
=
θ ҃ 1.047197551
0
o
• Press
0
n
to display the value of
r
, or
0
o
to dis-
play the value of
.
k Engineering Notation Calculations
• Example 1: To convert 56,088 meters to kilometers
→ 56.088 ҂10
3
56088
=
J
• Example 2: To convert 0.08125 grams to milligrams
→ 81.25 ҂10
–3
0.08125
=
J
243.5070629
4 . 2 5 r
(km)
(mg)