Prove that [*J₁ [V{x (t−x)}] dx=2 sin }ť.

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A: Explanation of the answer is as follows

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A: Please check the next step for details

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A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: Sum of the degrees is  5+5+4+4+4+4+4=30

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A: Using the graph , we can find all the values of the function.

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A: The given diagram is a pyramid.

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A: Let us find the four second partial derivatives of the given function in the next steps.

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