ih – InterviewSolution

1.	ih
Answer» L.H.S=1/(secA+tanA)=1/(1/cosA+sinA/cosA)=cosA/(1+sinA)=cosA/(1+sinA)*(1-sinA)/(1-sinA)=cosA(1-sinA)/(1-sin^2A)=cosA(1-sinA)/cos^2A=(1-sinA)/cosA=R.H.S.Hence Proved

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