1. use the zero product property to find the solutions to the equation x2 – 13x + 30 = 0.
a) x = –10 or x = –3
b) x = –10 or x = 3
c) x = –3 or x = 10
d) x = 3 or x = 10

2. the profit a company makes from producing x tabletops is modeled by the equation p(x) = 480x – 2x2. for what number of tabletops does the company make a profit of $0?
a) 100 tabletops
b) 120 tabletops
c) 240 tabletops
d) 480 tabletops