What is this fraction reduced?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Which point has an coordinates of (2,0) ? a

Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}