Home › Bihar Board Class 12 (Commerce) › Mathematics › Integrals › For e^x [f(x) + f'(x)], the integral is:
For e^x [f(x) + f'(x)], the integral is:
Ae^x f(x)
Be^x [f - f']
Ce^x f(x)^2
De^x f'(x)
Answer & Solution
Correct answer: A. e^x f(x)
Integrating e^x f(x) by parts yields e^x f(x) minus the integral of e^x f'(x), which cancels the second term.
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