SIMPLIFY (SECA(1-SINA)SECA+TANA) – InterviewSolution

1.	SIMPLIFY (SECA(1-SINA)SECA+TANA)
Answer» 1-sinA)(SECA + TANA)= (1/cosA)(1-sinA)(1/cosA + sinA/cosA)= (1-sinA/cosA)(1+sinA/cosA)= 1-sin²A/cos²A= cos²A/cos²A= 1Hope that HELPS !!

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