Evaluate the following definite integral: `int_1^2e^(2x)(1/x-1/(2x^2))dx`

Explanation

Given `int_1^ 2 (1/x-1/(2x^2))e^(2x)dx`


Let `2x=t=>2dx=dt`


when `x=1,t=2` and when `x=2,t=4`


`:.int_1^ 2 (1/x-1/(2x^2))e^(2x)dx=int_2^4(1/2)(2/t-2/(t^2))e^tdt`


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