Which graph has a zero is 2?
(A) Graph A
(B) Graph B
(C) Graph C
(D) Graph D

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Yvaries directly as x. y =90 when x=6. find y when x=13

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?