Uset he discriminant to find the type of solutions (to rational, two irrational, ot one rational) -4x2+9x+9=0

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

Which graph represents the given linear function 4x+2y=3