How do you simplify #4(cos((9pi)/4)+ising((9pi)/4))div2[cos(-pi/2)+isin(-pi/2)]# and express the result in rectangular form?
How do you simplify #4(cos((9pi)/4)+isin((9pi)/4))div2[cos(-pi/2)+isin(-pi/2)]# and express the result in rectangular form?
How do you simplify
1 Answer
Mar 24, 2017
Explanation:
Recall that,
Using these, we find, that,
Enjoy Maths.!