JEE MATHEMATICS MCQ: DEFINITE INTEGRATION

1 Easy

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Analyzing +4 | -1

\int_0^1 \frac{e^t}{t+1} d t=a

, then

\int_{b-1}^b \frac{e^{-t}}{t-b-1} \,d t

is equal to

View answer and explanation

Correct option: B

-a e^{-b}

Option B (

-a e^{-b}

) is correct because after substitution and simplification, the integral is equal to

-a e^{-b}

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