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Question
Find the following integrals:
`int(2x - 3cos x + e^x) dx`
Solution
Let `I = int (2x - 3 cos x + e^x)` dx
`I = 2 int x dx - 3 int cos x dx + int e^x` dx
`I = (2x^2)/2 - 3 sin x + e^x + C`
`I = x^2 - 3 sin x + e^x + C`
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