JEE Main 2018 — Definite Integration Question with Solution
From: JEE Main 2018 (Online) 15th April Morning Slot
Question
The value of the integral
is :
is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
Let
I = ......(1)
I =
[ As ]
=
= .......(2)
Adding equation (1) and (2) we get,
2I = 2
2I = 4
I = 2
= [ Using Gamma function ]
=
I = ......(1)
I =
[ As ]
=
= .......(2)
Adding equation (1) and (2) we get,
2I = 2
2I = 4
I = 2
= [ Using Gamma function ]
=
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