JEE MATHEMATICS MCQ: DEFINITE INTEGRATION

1 Easy

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Understanding +4 | -1

I_1=\int\limits_{x}^1 \frac{1}{1+t^2} d t

and

I_2=\int\limits_{1}^1 \frac{1}{1+t^2} d t

for

x>0

, then

View answer and explanation

Correct option: A

I_1=I_2

Option A is correct because by substituting t = 1/u in I1, we can show that I1 is equal to I2.

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