Question

Solve using the principle of zero products
(13a+9) (4a-12) = 0

Answer 1

13a + 9 = 0 & 4a - 12 =0
13a = -9 & a = 12/4
a = -9/13 & a = 3

Answer 2

hahaha i had to look up what principle of zero products was because i was taught it as a property not a principle