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NDA2013MathematicsDefinite IntegrationActual

What is ₀^1 x e^x d x equal to?

Options

  1. A1
  2. B-1
  3. C0
  4. De

Correct answer

A. 1

Step-by-step solution

₀^1 x e_ I I ^x d x=x e^x- ₀^1 1 e^x d x= [x e^x-e^x ]₀^1=(e-e)-[0-1]=1

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