Question

Find the greatest common factor of −5k^2 + 20k − 30

Answer 1

5

Answer 2

−1(5k^2 − 20k + 30)
−5(k^2 − 4k + 6)
−5k(k^2 − 4k + 6)
−5(k^2 + 4k − 6)

Answer 3

the third

Answer 4

No the second

Answer 5

How did you get that?

Answer 6

Well, all of the terms are divisible by negative five. SO you put that outside of the parenthesis. Inside them are the terms you multiply by -5 to get the original terms.

Answer 7

okay thank you :)

Answer 8

Anytime :)