Question

Evaluate: 0ò11/{ (5+2x-2x2)(1+e(2-4x)) } dx

Joshi sir comment

let I = 0ò11/{ (5+2x-2x2)(1+e(2-4x)) } dx

on using the property 0a f(x) dx = 0af(a-x)dx

we get 2I = 0ò11/(5+2x-2x2) dx

now solve this 

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