prove that root of cot^2 theta/ 1 + cot^2 theta = cos theta. highlighted above
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1+ cot^2thitha = cosec^2thitha
than
√cot^2thitha/cosec^2thitha
= cot thitta/cosec thitta
=cos thitta ×sin thitta/ sin thitta
= cos thitta
hope it's helps you
than
√cot^2thitha/cosec^2thitha
= cot thitta/cosec thitta
=cos thitta ×sin thitta/ sin thitta
= cos thitta
hope it's helps you
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Done... hope it helps
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