A dentist's office parking lot are on a rectangular piece of land. The area (in square meters) of the land is represented by x^2 + x - 30

Which matrix multiplication is possible?

Using the figure below, select the two pairs of alternate interior angles.a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7

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.