Sharp EL-506P - Page 44

42
r (cos 9 + i sin O I
Key in :
r ffi 9 [fil~~
Perform the follovving example problem.
Calculate: 10 (cos 60 ° + i sin 60 ° I + 5 (cos 45 ° + i sin 45 ° I
Key in: First, using the ~ key, set the calculator i nto the desired angular
mode . In this example set it to the DEG mode, next press ~ ~
~ . (Display the symbol 001JJ .)
Key in: 10 W 60 [fil ~ ~ [±]
5 ffi 45 [fil~~
§ Display: 8.535533906
Key in : [fil Display: 12.19578794
Ansvver : 8. 535533906 + 12.19578794i
lf the ansvver is to be in palar coordinates, the follovving operation is to be per ·
formed .
Key in : Display: 14.88598612 (r)