M-274 Final: MATH 274 Montana State Finalsummer13
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= 3x ln y, y(2) = 1, s q s t t r t r = {x (0, 4), y (0, 2)} dy dx. 3 x3 s t r t t r r t r t q t (3x2 y2)dx + (xy x3y 1)dy = 0. 5 (cid:21) s r s t t t s st (t) = (cid:20) 3. T s {ex, e x, cos x, sin x} r t s t s t r t r t . R s r t t z t. 0 ev sin(t v)dv s et sin t. R f (s) = ln( s2 + 4 s2 + 1. Tr s st r r y + 7y + t2x (cos t)y = 0 ln tx 23x + 31x = 0. T s 50 l q r t r t s t q r t . T t t r t 4 l/min r t t t t 1 l/min q s .
