Question

prove that : sinq/sin(90-q) + cosq/cos(90-q) = secq.cosecq​

Answer 1

Prove that : `(sinthetacos(90^0-theta)costheta)/(sin(90^0-theta))+(costhetasin(90^0-theta)sintheta)/(cos(90^0-theta))=1` `cos e c^2(90^0-theta)-tan^2theta=cos^2(90^0-theta)+cos^2theta`