Math, asked by nabaislam23, 6 months ago

if θ=π/20 then prove that,cot θ.cot3 θ.cot5 θ.cot7 θ...cot19 θ= -1

Answers

Answered by mohitchauhan091105

0

Answer:

sorry I don't know

Step-by-step explanation:

well first step is to make friends and second is to decide if they are worth being friend

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