Question

Factoring Trinomials. Please help me...
1) Select one of the factors of 2x^2 + 16x – 18
x + 9
x + 1
x – 2
x – 8

2) Select one of the factors of 4x^2 – 8x – 96
8
x + 4
x – 12
x – 8

3) Select one of the factors of x^2 + 3x – 54
x + 27
x – 2
x – 6
x – 9

4) Select one of the factors of x^2 – 9x – 36
x + 12
x – 4
x + 3
x – 9

Answer 1

it might help to factor out the GCF first

2x^2 + 16x – 18

2(x^2 + 8x – 9)

see what to do now?

Answer 2

Not really...

Answer 3

find two numbers that both

a) multiply to -9

AND

b) add to 8

Answer 4

4) x^2 – 9x – 36
-12x3=-36 and -12+3=-9 can u figure it out now?

Answer 5

@HeatherDenhart