If -1 - cos - - i sin -sin - - i 1 - cos -4 - cos n - - i sin n - then n is -

[ 1+cosθ +isinθ nbsp;/ sinθ +i(1+cosθ ) nbsp;] ^ 4 =cosnθ +isinnθ nbsp; ⇒[ 2cos ^ 2 θ nbsp; 2 nbsp; +2isinθ nbsp; 2 nbsp;cosθ nbs ...

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Secant of a Curve y =f(x)

If [1 + cos...

Question

If ${[\frac{1 + c o s θ + i s i n θ}{s i n θ + i (1 + c o s θ)}]}^{4} = c o s n θ + i s i n n θ$ , then n is ______.

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