Diagonalize the quadratic forms in Exercises 3540 by finding an orthogonal matrix Q such that the change of variable x Qy transforms the given form into one with no cross-product terms. Give Q and the new quadratic form.

L30 - 5 ex. Find all functions g(xuhht ▯ 1 3 g (x)= x + x 2− 6. What can you say about the graphs of those functions Particular Solutions ▯ ex. Find f(x)f i f (x)=si x +2a d f(π)= −1.