Question

Factor completely: 3x2 + 9x − 3

3(x2 + 3)

3(x2 + 3x − 1)

3x(x2 + 3x − 1)

Prime

Answer 1

Somebody please help.

Answer 2

3(x^2+3x-1)

Answer 3

theres 2 x's with 3 so they get put inside parenthesis the lowest 9 can be broken down is 3x

Answer 4

the 3 outside of the parenthesis gets left without an x

Answer 5

\(\Large 3x^2+9x-3\\\Large =3x^2+3\times3x-3\times1\\\Large =3(x^2+3x-1)\)