seca ÷ (cosa + tana) = ?
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Answer:
- (cosecA-sinA) (secA-cosA) = 1/(tanA+cotA). L.H.S. =(cosecA-sinA) ( secA-cosA). =(1/sinA-sinA)(1/cosA-cosA). =(1-sin^2A) (1-cos^2A)/sinA.cosA. =cos^2A.sin^2A/sinA.còsA. =sinA
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2
Answer:
(cosecA-sinA) (secA-cosA) = 1/(tanA+cotA). L.H.S. =(cosecA-sinA) ( secA-cosA). =(1/sinA-sinA)(1/cosA-cosA). =(1-sin^2A) (1-cos^2A)/sinA.cosA. =cos^2A.sin^2A/sinA.còsA. =sinA
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