P₂ with the inner product given by evaluation at –1, 0, and 1.

Compute the orthogonal projection of q onto the subspace spanned by p, for p and q in Exercise 4.

Data From Exercise 4

P₂ with the inner product given by evaluation at –1, 0, and 1.

Compute (p, q), where p(t) = 4t - 3t², q(t) = 1 + 9t².