Factoring in math. .Solve problem: 2x^2-x-1?

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Factoring in math. .Solve problem: 2x^2-x-1?

2007-09-12 16:14:36 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

4 answers

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

2007-09-12 16:19:21 · answer #1 · answered by vlee1225 6 · 0⤊ 0⤋

(2x + 1)(x - 1)

x = -1/2 or x = 1

2007-09-12 23:17:47 · answer #2 · answered by Anonymous · 0⤊ 0⤋

How many times do you ask this question to believe an answer? If you pull off this stunt again, I will report each query as a violation of guidelines.

2007-09-12 23:22:47 · answer #3 · answered by cattbarf 7 · 0⤊ 0⤋

(2X+1)(X-1)

2007-09-12 23:23:50 · answer #4 · answered by Steve B 6 · 0⤊ 0⤋