Question

1. Find the greatest common factor (GCF): 2x2 - 40x

2x
40
2
40x


2. x(x + 9) = 0

{0, 1/9}
{0, -9}
{9}
{0, 9}

Answer 1

2x^2 - 40x
The GCF is 2x because that is the most that can be pulled from both terms

x= 0 or -9
(x=0, x + 9 =0 -> x = -9)

Answer 2

Thank you so much:)

Answer 3

yw :)