Factoring trinomials
Factor: x2 - 49
(x + 7) (x - 7)
Factor: x2 - 121
(x - 11) (x + 11)
Factor: 4x2 - 36
(2x - 6) (2x + 6)
Solve by factoring:
x2 + 5x = 0
x = 0, x = -5
Factor: 144 - x2
(12 - x) (12 + x)
What is the common factor of
x2 -49 and x2 + 2x - 35
(x + 7)
Factor: 9x6 - 169x4y2
(3x3 - 13x2y) (3x3 + 13x2y
Solve by factoring:
x2 - 5 = 4x
x=5, x=-1