How does this equation: 1+-✓17/-4 equal -1+-✓17/4.the question asks to give the exact value using of the quadratic formula.

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?