Question

cot ^n (θ) + tan^n (θ)=? then cot (θ) = tan (θ) = 2

Answer 1

Step-by-step explanation:

Correct option is

A

2

tanθ+cotθ=2

Squaring both sides;

(tanθ+cotθ)2=22

⇒tan2θ+cot2θ+2tanθcotθ=4

⇒tan2θ+cot2θ+2=4

⇒tan2θ+cot2θ=2