Question

prove that

sin²θ
____ + cosθ = sec θ
cosθ




$please \: answer \: this \: question$
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Answer 1

sin ^ 2x/cos x= sec x

using cross multiplication

cos^2x + sin ^ 2x/ cos x

we know cos ^ 2x + sin^ 2x = 1

we get

1/ cosx = secx

so lhs = rhs

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