See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Since              1 0 b a dx a x a b f a b dx x f ,             1 0 2 1 0 2 2 1 2 dx 1 x 2 x sin dx 1 x sin dx x sin        4 4 1 0 2 2 dx 4 x 8 cos 8 dx x cos =   1 2 0 8 cos16 2x 1 dx   .