4 Calculate the relative error when *(x² + 7x) dx is found using the trapezoidal rule with 4 subintervals. Find the relative error as a percent rounded to the nearest hundredth if necessary. Do not include the symbol "%" in your answer.

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Q: This answer is incorrect. Please redo.

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

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A: On solving this we will get

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A: Topic = Functions

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A: We can find the derivative using the properties of logarithms in in the below steps.

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A: To find the solution of given inequality.