Use the zero product property to find the solutions to the equation x2 + 12 = 7x. x = –4 or x = 3
x = –4 or x = –3
x = –3 or x = 4
x = 3 or x = 4

What kinds of numbers have an odd number of factors?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.