4+5m=4m+1+m solution set

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3