e3x 2. Let dx be given . If u = e* + 1, then the resulting integral is ex + 1 | f(u) du. Compute f(3). (a) 2/3 (b) 4/3 (c) 5/3 (d) 3/2

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A: Solution: The objective is to find the value of the given integral

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A: Solve the problem using partial fractions

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A: Break integral into two part then solve

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A: Since you have posted multiple questions in this question which are not interlinked so I have solved…

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A: Consider the given integral.

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A: ∫ex dx =ex+C

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

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