Q4. Let R be the annular region lying between the two circles x² + y² = = 1 and x² + y² = 16. Evaluate the integral ff (x² + y) dA. R

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Q: The general term of the sequence is 2 -1 2 -1 2. - 1층글룸금.... 25 3 an = (-1)"+¹ ²1, n ≥ 1 (−1)²+12 n

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A: The process of how f(x)=1x become f'(x)=-10x2 has been explained in next step.

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A: Please see the below picture for detailed solution.

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