Evaluate .

Answer and explanation

Correct answer: C.

  1. Step 1: Split the integrand: .
  2. Step 2: Antiderivative: .
  3. 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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Evaluate int 1 4 (2x - 1)/(sqrt(x)),dx. | Victorian VCE