InterviewSolution
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InterviewSolution
| 1. |
CosA/1+sinA + 1+SinA/cosA= 2secA |
| Answer» CosA 1+sinA---------- + ----------- = 2secA1+ SinA cos Acos^2 + (1+sinA)^2--------------------------(1+sinA)(cosA)Cos^2 + 1+ sin^2 +2sinA----------------------------------------(1+sinA)(cosA)2(1 + SinA)-------------------(+sinA)(cosA)=2/cosA=2secA♡♡♡ | |