Whos good at factoring?

0 ⤊

3z2+5z-2

help mee!!!

I promise this is nto for homework..this is STRICTLY buissness

2007-03-10 05:07:05 · 4 answers · asked by tpoof 2 in Science & Mathematics ➔ Mathematics

3 z^2 + 5z - 2
(3z -1)(z +2) = 0
3z = 1
z = 1/3
z = -2

2007-03-10 05:11:23 · answer #1 · answered by ecolink 7 · 0⤊ 0⤋

3z^2 + 5z -2 =

3z^2 + 6z - z - 2 =

3z (z + 2) - (z + 2)=

(3z - 1)(z + 2)

2007-03-10 13:11:33 · answer #2 · answered by Anonymous · 0⤊ 0⤋

3z^2+5z-2 = (3z - 1)(z + 2) there you go!

2007-03-10 13:11:55 · answer #3 · answered by Teacher05 1 · 0⤊ 0⤋

3z^2+6z-z-2
3z(z+2)-1(z+2)
(3z-1)(z+2)

2007-03-10 13:12:17 · answer #4 · answered by miinii 3 · 0⤊ 0⤋