Factor the trinomial below using trial and error?

1 ⤊

4x squared + 4x-3= ( ) ( )

2007-03-10 16:12:37 · 4 answers · asked by jeremy_rrush_ 2 in Science & Mathematics ➔ Mathematics

4x²+4x-3

4x²+6x-2x-3

2x(2x+3)-(2x+3)

(2x-1)(2x+3)

2007-03-10 17:04:10 · answer #1 · answered by Winnie 3 · 0⤊ 0⤋

4x^2+4x-3 = (2x-1)(2x+3)

2007-03-11 00:22:42 · answer #2 · answered by sahsjing 7 · 0⤊ 1⤋

4x^2+4x-3= 4x^2+6x-2x-3=2x(2x+3)-1(2x+3)=(2x+3)(2x-1)

2007-03-11 00:28:29 · answer #3 · answered by Govinda 3 · 1⤊ 0⤋

It's likely that the first term is 2x, so trying that we get
(2x-1)(2x+3)

2007-03-11 00:25:24 · answer #4 · answered by Rob M 4 · 0⤊ 1⤋