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Question and answer
Q: Factor: x2 – 1
A: x ² - 1 = (x - 1) (x + 1) Check (x - 1) (x + 1) x (x + 1) - 1 (x + 1) x ² + x - x - 1 x ² - 1
Expert answered|wedekind|Points 1112|
Question
Asked 6/28/2012 7:58:40 PM
Updated 6/22/2014 2:51:59 PM
0 Answers/Comments
This answer has been confirmed as correct and helpful.
Edited by andrewpallarca [6/22/2014 2:51:58 PM], Confirmed by andrewpallarca [6/22/2014 2:51:59 PM]
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Questions asked by the same visitor
Factor: x2 + 3x + 7x + 21
Question
Expert Answered
Updated 6/22/2014 2:51:42 PM
1 Answer/Comment
x^2 + 3x + 7x + 21 = x^2 + 10x + 21 = (x+7)(x+3)
Added 7/1/2012 2:42:48 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/22/2014 2:51:40 PM], Rated good by jeifunk
Factor: x^2 + 11x + 18
Question
Not Answered
Updated 206 days ago|11/28/2017 8:46:14 AM
1 Answer/Comment
x^2 + 11x + 18 = (x + 9)(x + 2)
Added 206 days ago|11/28/2017 8:46:14 AM
This answer has been confirmed as correct and helpful.
Factor: x2 – 11x + 18
Weegy: quadratic equation (More)
Question
Expert Answered
Updated 7/14/2014 7:51:07 PM
1 Answer/Comment
x^2 – 11x + 18 = (x - 9)(x - 2)
Added 7/14/2014 7:51:05 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [12/16/2015 5:36:49 AM]
Factor: x2 – 11x + 18
Weegy: quadratic equation (More)
Question
Expert Answered
Updated 6/20/2014 6:13:23 PM
1 Answer/Comment
x^2 – 11x + 18 = (x - 2)(x - 9)
Added 6/20/2014 6:13:21 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/21/2014 1:46:17 AM]
x2 – 11x + 18
Weegy: x = 9, x = 2 (More)
Question
Expert Answered
Updated 10/19/2014 12:23:32 PM
1 Answer/Comment
x^2 – 11x + 18 = (x - 2) (x - 9)
Added 10/19/2014 12:23:32 PM
This answer has been confirmed as correct and helpful.
Confirmed by sujaysen [10/19/2014 12:25:15 PM]
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