If and , what is the value of ?

Answer and explanation

Correct answer: C.

  1. Step 1: Evaluate the definite integral in terms of : .
  2. Step 2: Set the integral equal to : .
  3. Step 3: Since , solve for : .
Answer
.
Why not the others: '8' solves , forgetting to integrate to ; '' solves ; '16' solves .

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