MATH 3321 Quiz 7

MATH 3321 Quiz 7 1. The differential equation that has y = C1 +C2x3 − 2x as its general solution is: (a) y00 −2y = 2x. (b) xy00 −2y0 = 4. (c) x2y00 −2y = x. (d) y00 −2xy0 −4 = 0. (e) none of the above. 2. The general solution of xy0 = 6x3e2x + 2y is: (a) y = 3x2e2x + C. (b) y = 3e2x +Cx2. (c) y = 3x2e2x − xe2x +Cx2. (d) y = 3x2e2x + Cx2. (e) none of the above. ................
................