What is ?

Answer and explanation

Correct answer: B.

Step 3. Integrate and evaluate: .
  1. Step 1: Substitute , which yields and . The limits transform from to .
  2. Step 2: Rewrite the integral in terms of : .
Answer
.
Why not the others: Other values result from failing to express as during -substitution with , or making fraction subtraction slips.

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What is int 0 1 x 3… | AP (Advanced Placement) Integration