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Question
Find the following integrals:
`int (x^3 + 5x^2 -4)/x^2 dx`
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Solution
Let I = `int (x^3 + 5x^2 - 4)/x^2` dx
`I = int (x + 5 - 4x^(-2))` dx
`I = int x dx + 5 int 1 dx - 4 int x^-2 dx`
`I = x^2/2 + 5x + 4/x + C`
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