1.8(x-4.2)+x plz help

Use the graph to determine the range. which notations accurately represent the range? check all that apply. (–∞, 2) u (2, ∞) (–∞, –2) u (–2, ∞) {y|y ∈ r, y ≠ –2} {y|y ∈ r, y ≠ 2} y < 2 or y > 2 y < –2 or y > –2

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11