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Question

Question: The value of \(\sin n\varphi - i\cos n\varphi\) is....

The value of sinnφicosnφ\sin n\varphi - i\cos n\varphi is.

A

– 8

B

sinnφ+icosnφ\sin n\varphi + i\cos n\varphi

C

8

D

32

Answer

32

Explanation

Solution

z1z_{1}.