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7 y0y= xI(x) = e R 1dx= ex)(exy)0= xex)exy= R xexdx= xex exC)y= x x1 Ce 13(1 t)u0= 1 t)(1 t)u= t t2 2 C)u= t t2 2 C 1t 15(x2y)0= lnx )x2y = R lnxdx = xlnx x C )y = xln C x2 2 = y(1) = 1 C)C= 3 )y= xln 3 x2 y0 3x x21 y= 3x x21I(x) = e R 3x x21 dx = e 3tan sec2 d(tan ) = e 3ln jcos = jsec j3 = (1 x 2)3=) (1 x)3= 2y 0Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers Visit Stack Exchange(b) Find an expression for V (X Y ) in terms of ! 2 X ƒXƒ|[ƒcŠ ‚è "¯Œ^ ƒƒ"ƒY ƒXƒ|[ƒc