Is x+y=6 a direct variation? why or why not?

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 of the binomials below is a factor of this trinominal? x^2-13+30

Which of the following is a justification used while proving the similarity of triangles lom and mon