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need answer asap with work Question 22 X x cos7x dx = Selected Answer: [None Given] Answers: m 19 X-CO57X - 343 xsin/x - 2401

need answer asap with work

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Question 22 X x cos7x dx = Selected Answer: [None Given] Answers: m 19 X-CO57X - 343 xsin/x - 2401 cos 7 x + C m =x'sin7x + 19 x sin7x - 343 xsin7x - 2401 sin7x + C - X sin 7x + 2cos7x- Xsin 7x - COSTx + C x3sin7x- 19 x -cos /x + 343 xsin/x + 2401 -cos /x + C

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