Q19 of 43 Page 5

If x = a (cos 2t + 2t sin 2t) and y = a (sin 2t – 2t cos 2t), then find . (CBSE 2015)

Formula: –








Given: –


x = a (cos 2t + 2t sin 2t)



and y = a (sin 2t – 2t cos 2t)







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