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81x^2-1
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Question
Asked 6/1/2014 10:11:02 PM
Updated 6/20/2014 6:00:52 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [6/20/2014 6:00:31 AM]
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User: 81x^2-1

Weegy: 9x.
dv8|Points 176|

User: x^4-625

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Question
Asked 6/1/2014 10:11:02 PM
Updated 6/20/2014 6:00:52 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [6/20/2014 6:00:31 AM]
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8
81x^2 - 1 = (9x + 1)(9x – 1)
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Added 6/20/2014 6:00:42 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/20/2014 6:02:01 AM]
8
x^4 - 625 = (x^2 + 25)(x^2 – 25) = (x^2 + 25)(x + 5)(x – 5)
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Added 6/20/2014 6:00:52 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [6/20/2014 6:02:08 AM]
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Questions asked by the same visitor
6*8-(3-6)^2+5*4
Weegy: Given: 6*8-(3-6)^2+5*4 Answer: 59 (More)
Question
Expert Answered
Updated 6/20/2014 6:02:14 AM
1 Answer/Comment
6*8 - (3-6)^2 + 5*4
= 48 – (-3)^2 + 20
= 48 – 9 + 20
= 39 + 20
= 59
Added 6/20/2014 6:02:14 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/20/2014 6:37:43 AM]
1/2x=1/14x+3/7
Weegy: Given: 1/2x=1/14x+3/7 Answer: x/2 = x/14+3/7 (More)
Question
Expert Answered
Updated 6/20/2014 6:02:48 AM
1 Answer/Comment
1/2x = 1/14x + 3/7
Multiple 14 on both sides the result is:
7x = x + 6
7x – x = 6
6x = 6
x = 6/6 = 1
Added 6/20/2014 6:02:48 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/20/2014 6:37:04 AM]
1-2x=-6x+5
Weegy: Given: 1-2x=-6x+5 Answer: 1-2 x = 5-6 x (More)
Question
Expert Answered
Updated 6/20/2014 6:01:32 AM
1 Answer/Comment
1 - 2x = -6x + 5
-2x + 6x = 5 – 1
4x = 4
x = 4/4 = 1
Added 6/20/2014 6:01:32 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/20/2014 6:02:23 AM]
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