QUIZ tomorrow on factoring and solving
Find the factors for the following quadratics and then find the solutions.
1) x2 - 5x - 24 = 0
3) x2 - 144 = 0
Title: Feb 5­9:03 AM (1 of 3)
2) x2 = 9x + 36
Use the grouping method to find the factors for the following(show work)
4) 10x2 + 13x = 3
5) 4x2 + 18x = -8
Choose the correct factorization. If neither is correct, find the correct factorization.
6) 5a2 - 17a + 6
a) (5a + 1)(a + 6)
b) (5a - 3)(a - 2)
c) (a - 3)(5a - 2)
Title: Feb 5­9:06 AM (2 of 3)
Use the graphing method to find the roots of the following quadratics. Then find the factors
for the quadratics. Then show the graph of the quadratic, label the x-intercepts. vertex, and
state the window.
7) f(x) = 2x2 + x - 28
Title: Feb 5­9:12 AM (3 of 3)