If [x] is the greatest integer ≤ x, then is equal to : | CGP Edu

Maths Definite Integral and Area Under Curves JEE Main 2021 - ( Definite Integration ) Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

If [x] is the greatest integer ≤ x, then is equal to :

A

2(π − 1)

B

4(π − 1)

C

4(π + 1)

D

2(π + 1)

Text Solution

Verified by Experts

The correct answer is:

= 4 π − 4 = 4( π − 1)

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