Answer and explanation

Correct answer: A. 20

  1. Step 1: An antiderivative is . Step 2. Evaluate at 2 and subtract the value at 0: 20. Answer: 20. Why not the others: 21: That is the value of the integrand at the upper limit, not the integral. 8: That integrates only the term. 23: That adds the constant term a second time.

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