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CUET
-- Mathematics - Section B1
Definite Integration
Evaluate: $\int\limits_{1}^{3} |2x - 1| \, dx$
4
6
8
10
The correct answer is Option (2) → 6
$\int\limits_{1}^{3} |2x - 1| \, dx$
$= \int\limits_{1}^{3} (2x - 1) \, dx$
$= [x^2 - x]_{1}^{3}$
$= 9 - 3 - 1 - 1$
$= 6$
