Given that G(x; y) = (x2 + 1; y2) and F(u; v) = (u + v; v2), compute the Jacobian derivative matrix of F(G(x; y)) at the point of (x; y) = (1; 1).

这个要怎么解啊，F(G(x;y))是不是意味着u=x2+1,v=y2？