Evaluate .
Answer and explanation
Correct answer: C.
- Step 1: Split the integrand: .
- Step 2: Antiderivative: .
- Step 3: At 4: ; at 1: ; difference .
Answer
22/3.
Why not the others: forgets to subtract the lower limit value; the others mis-evaluate the antiderivative at one end.
Practise more Calculus: Anti-differentiation and Areas Under Curves.
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