Question and answer
Select the difference of (8x2 - 3x3) - (5x2 - 9x3)
Question
Asked 10/26/2013 10:27:42 AM
Updated 6/9/2014 8:59:08 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [6/9/2014 8:57:36 AM]
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User: Select the difference of (8x2 - 3x3) - (5x2 - 9x3)

Weegy: The difference of (8x2 - 3x3) - (5x2 - 9x3) is = (16 - 9) - (10 - 18) = 7 - (-8) = 15
Expert answered|sunny4691|Points 1163|

User: Select the product of (3x - 4)(6x + 9). 18x2 - 3x - 36 21x - 36 18x2 + 3x - 36 9x + 5

Question
Asked 10/26/2013 10:27:42 AM
Updated 6/9/2014 8:59:08 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by yeswey [6/9/2014 8:57:36 AM]
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8
(8x^2 - 3x^3) - (5x^2 - 9x^3)
= 8x^2 - 3x^3 - 5x^2 + 9x^3
= 3x^2 + 6x^3
Added 6/9/2014 8:58:29 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/9/2014 8:58:57 AM]
8
(3x - 4)(6x + 9)
= 18x^2 + 27x - 24x - 36
= 18x^2 + 3x - 36
Added 6/9/2014 8:59:08 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/9/2014 9:09:42 AM]
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