Math, asked by srushti123, 1 year ago

please answer this question...

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Answered by Anonymous
1
sin(53-180) = -4/5

sin2(53-180) = 2 sin(53-180)cos( 53-180) = 2× (-4/5) (-3/5) = -24/25

cos 2(53-180) = 1 - 2 sin^2( 53-180) = 1-2× 16/25 = 1 - 32/25 = -7/25
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