a. Solve the system u = 3x + 4y, v=x+4y for x and y in terms of u and v. Then find the value of the Jacobian d(x,y) a(u, v) b. Find the image under the transformation u = 3x+4y, v=x+4y of the triangular region in the xy-plane bounded by the x-axis, the y-axis, and the line x+y=2. Sketch the transformed image in the uv-plane. a.x=y= The Jacobian is b. Choose the correct sketch of the transformed region in the uv-plane below. O A. O B. OC. O D.

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