.1 1. Evaluate the iterated integral yV y? dy dx. 2. Evaluate 2 3 2 || (12ry:*)dzdydr -1 0 0 3. Solve the differential equation by separation of variables: dx y ln r dy y +1 4. Evaluate the triple integral //y y dV; G is the solid enclosed by the plane z = y, the xy-plane, and the parabolic cylinder y = 1 - x. 5. Find the Jacobian x = ucosv; y . (a'n)e a(z,y) usinv %3D dy 6. Solve the following Initial value problem : x2 = y xy; y(-1) = -1 dx