Math, asked by frooti24, 1 year ago

write the value of..............

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Answered by chinnu9721

hey mate...here is Your answer
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chinnu9721: your welcome

Answered by Anonymous

cot^2 theta = cos^2theta/sin^2 theta

cot^2 theta - 1/sin^2 theta = (cos^2 theta -1)/sin^2 theta

AS cos^2 theta -1 = - sin^2 theta

so - sin^2 theta/sin^2 theta = -1

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