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अ्जच्नथ।! S UKW'sin(90°—6) cos(90°~6)cosec(90°-8) T sec(90°-8) ~ !:Prove that -ol o it उन |
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Answer» cosecx=1/sinxand secx=1/cosxhencesin^2(90-x)+cos^2(90-x)=1 hence proved |
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