set up the following addition using a vertical format and find the sum of the given polynomials. 3x 2 + 2x - 5 and -4 + 7x 2 -x2+ 9x- 9 21x2+ 2x+ 20 10x2- 5x- 1 10x2+ 2x- 9
Question
Updated 5/27/2014 8:36:56 PM
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Flagged by yeswey [5/27/2014 8:36:56 PM]
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User: set up the following addition using a vertical format and find the sum of the given polynomials. 3x 2 + 2x - 5 and -4 + 7x 2 -x2+ 9x- 9 21x2+ 2x+ 20 10x2- 5x- 1 10x2+ 2x- 9

Weegy: Where is the variable here?

Question
Updated 5/27/2014 8:36:56 PM
This conversation has been flagged as incorrect.
Flagged by yeswey [5/27/2014 8:36:56 PM]
Rating
3
(3x^2 + 2x - 5) + (-4 + 7x^2)
= 3x^2 + 2x - 5 - 4 + 7x^2
= 10x^2 + 2x - 9

in vertical format:
3x^2 + 2x - 5
7x^2 (+ 0) - 4
- - - - - - - - - -
10x^2 + 2x - 9
Confirmed by yumdrea [5/27/2014 10:52:00 PM]

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