Evaluate .
Answer and explanation
Correct answer: A. 1
- Step 1: Split the integral at the root where the integrand changes definition:
- Step 2: .
- Step 3: Evaluate first part: .
- Step 4: Evaluate second part: .
- Step 5: Sum the areas: .
Answer
1.
Why not the others: '0' integrates without absolute value (); '0.5' evaluates only one triangular half; '2' doubles the base width.
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