Sketch the region whose area is represented by the definite integral and eveluate the integral using
Channel: Doubtnut
Date: 26/07/2020

Sketch the region whose area is represented by the definite integral and eveluate the integral using an appropriate formula form geometry  (a) `int_1^(2)2dx`  (b) `int_-1^(2)(x+2)dx`  (c) `int_0^(2)(x-1)dx`