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Question
Choose the correct alternative:
`int x^2 cos x "d"x` is
Options
x2 sin x + 2x cos x – 2 sin x + c
x2 sin x – 2x cos x – 2 sin x + c
– x2 sin x + 2x cos x + 2 sin x + c
– x2 sin x – 2x cos x + 2 sin x + c
Solution
x2 sin x + 2x cos x – 2 sin x + c
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