S T
R
U
What does R represent?
A. a line segment
B. a point
O c. a line
D. a ray

(x-5)1/2+5=2 what is possible solution of this equation

Factor and solve to find roots x squared -x - 90 =0

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.