Use double integral to find the area of the region bounded by the one leaf of the rose r = a cos 20. Sketch the given region of integration.

Q: 2 dydx 2x

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Q: Shade the region in quadrants I and IV which lies inside the curve r² = 8 cos (20) and outside the…

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Q: d the area of the region bounded by the curves: y = cos(nx) and y = -1 + 4x²

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Q: Find the area of the region enclosed by the curves y = sinx, y = cos x, x = 0 and x = 2n.

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Q: Find the area of the given region y = sech (x/2)

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