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Unformatted text preview: (1+ i ) x dx = R e x cos xdx + i R e x sin xdx =-1+ e 2 + i 1+ e 2 . Since e x cos x and e x sin x are real-valued functions, by comparing the real and imaginary part of the equation we have R e x cos xdx =-1+ e 2 and R e x sin xdx = 1+ e 2 . Date : today. 1...
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- Fall '07