Question #36416

1 Answer
P dilip_k
Feb 12, 2017

LHS=( secθ+tanθ)/(cotθ+cosθ)

=( 1/costheta+sinθ/costheta)/(costheta/sintheta+cosθ)

=( 1/costheta(1+sinθ))/(costheta(1/sintheta+1)

=( 1/costheta(1+sinθ)sintheta)/(costheta(1+sintheta)

=sintheta/cos^2theta!=RHS

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