Hi g(x) = 0.25x^2 - 1.5x-7 g(x) = .25(x-3)^2 - 2.5 - 7 = 0 g(x) = .25(x-3)^2 - 9.5 || Vertex(3,-9.5)min, .25>0, Parabola opens Upward .25(x-3)^2 = 9.5 (x-3)^2 = 9.5/.25 x = 3 ± x-intercepts x = 0, then y = -7 , Range is y ≥ -9.5