Evaluate the following integrals: (a) [*[**cos(2) dx dy VI- b) √ √²²- e−2²−² dy dx (Hint: Use polar coordinates)

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A: Graph :

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A: To find out the integration.

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A: To evaluate the integral given below. To check theanswer by differentiating.∫16t-6 et dt=?+C

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