prove the following cos^2 theta tan^2 theta = sin^2 theta
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Answered by
1
Answer:
tan^2theta = sin^2theta/cos^2theta
cos^2theta×sin^2theta /cos^2theta
cos vaale cancel ho jayenge
=sin^2theta is the answer
Answered by
1
Step-by-step explanation:
Given (cos 2 θ−sin 2 θ)=tan 2 ϕ
To prove:
cosϕ= 2 cosθ1
(cos 2 θ−sin 2 θ)=tan 2 ϕ
add 1 on both sides
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