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Question
Evaluate `int(x^3+5x^2 + 4x + 1)/x^2 dx`
Solution
`I = int(x^3 + 5x^2 + 4x + 1)/x^2 dx`
`= int[x^3/x^2 + (5x^2)/x^2 +(4x)/x^2 + 1/x^2] dx`
`= int [x + 5 + 4/x + 1/x^2]dx`
`=x^2/2 + 5x + 4 log |x| - 1/x + c`
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