2 Evaluate 2 dA where D is the region described by 0s ys 55 - x Integral is equal to : Enter an integer or a fully reduced fraction.

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A: I am attaching image so that you understand each and every step.

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A: We will use concept of left hand limit and right hand limit in this problem.

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A: To determine whether the given sequence converges or diverges.1+4n4nn=0∞

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A: Please refer to the image below

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A: Given

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