What is the area of the region bounded by and between and ?
Answer and explanation
Correct answer: C.
- Step 1: On , .
- Step 2: Set up integral: .
- Step 3: Antiderivative: .
- Step 4: Evaluate at : .
- Step 5: Evaluate at : .
- Step 6: Subtract: .
Answer
2 sqrt(2).
Why not the others: '' evaluates half the interval; '' uses unit coefficients; '' drops radical.
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