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Question

The value of 1+sin2θ+cos2θ1+sin2θcos2θ=

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Solution

We have,

1+sin2θ+cos2θ1+sin2θcos2θ

Then,

1+2sinθcosθ+2cos2θ11+2sinθcosθ1+2sin2θ

=2sinθcosθ+2cos2θ2sinθcosθ+2sin2θ

=2cosθ(sinθ+cosθ)2sinθ(cosθ+sinθ)

=cosθsinθ

=cotθ

Hence, this is the answer.

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