Please choose the correct letter no need for solutions answer in 50 minutes

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Homogenous Differential Equations (y2 + 2xy)dx + 2x3dy = 0; Select one: O a. Inx - 2 x - In V =C 4 V+4 O b. Inx + 2 x In V =C v+4 O C. Inx - 2 x In V = C V+4 O d. Inx + 2 x - In V = C 4 V+4Variable Separable Equations ex-ydx + ey-*dy = 0 Select one: O a. ely =C 2 2 =C 2 2 e ZX ey =C 2 2 Od. A2X ezy + = C 2 2\fHomogeneous Differential Equations y(x' + y?) dx + x(3x2 - 5y?) dy = 0; Select one: o a. Inx - 3 Inv + In(v - 1) +In(v + 1) =c o b. Inx + 3 Inv + In(v - 1) -In(v + 1) =c C . 4 In x + 3 Inv + In (v - 1) + In (v + 1) = d. 4 In x - 3 In v + In (v - 1) - In (v + 1) = c\f