Using Trigonometry identities prove a) Root 1-sin 2 theeta / Root 1 - cos 2 theeta = cot theeta
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1-sin^2θ= cos^2θ----(1)
1-cos^2θ= sin^2θ----(2)
Given
Lhs =(root 1-sin^2θ)/(root 1-cos^2θ)
From (1) and (2)
=( root cos^2θ)/(root sin^2θ)
=cosθ/sinθ
=cotθ
=RHS
1-cos^2θ= sin^2θ----(2)
Given
Lhs =(root 1-sin^2θ)/(root 1-cos^2θ)
From (1) and (2)
=( root cos^2θ)/(root sin^2θ)
=cosθ/sinθ
=cotθ
=RHS
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