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Tan square theta+cot square theta is …

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Tan square theta+cot square theta is equal to sec square theta cosec square theta

Posted by Yashika Kapoor 7 years, 9 months ago

CBSE > Class 10 > Mathematics

1 answers

Janu Sinha 7 years, 9 months ago

Lhs = sin sq/cos sq +cos sq/sin sq. Then take a l.c.m, then it comes sin4(power)+ cos4/ Cos2 . Sin2 power are equal in numerator then (sin2 +cos2)2/cos2sin2 = (1)sq / cos2 sin2= lhs. Rhs= 1/cos2.sin2

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