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3. What is the sum or difference? 5x^8 + 9x^8 (1 point)
Question
Asked 3/13/2013 10:53:08 AM
Updated 8/1/2014 2:43:24 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Edited by andrewpallarca [8/1/2014 2:43:20 PM], Flagged by andrewpallarca [8/1/2014 2:43:24 PM]
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Original conversation
User: 3. What is the sum or difference? 5x^8 + 9x^8 (1 point)

Weegy: The answer is " y6 ? 9x8 = (y^3 + 3x^4) (y^3 - 3x^4)" Difference of Two Squares in order to analyze y6 ? 9x8 into prime factors? Answer: A key step in factoring difference of squares is finding the term which lets you separate the equation into two [ [ [ polynomials. Source: [ ] ] ] ]
Expert answered|carl1980|Points 0|

Question
Asked 3/13/2013 10:53:08 AM
Updated 8/1/2014 2:43:24 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Edited by andrewpallarca [8/1/2014 2:43:20 PM], Flagged by andrewpallarca [8/1/2014 2:43:24 PM]
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5x^8 + 9x^8 = 14x^8
Added 8/1/2014 2:43:23 PM
This answer has been confirmed as correct and helpful.
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Questions asked by the same visitor
5. Write the polynomial in standard form. Then name the polynomial based on its degree and number of terms. 5x + 2x^4 – 4 (1 point)5x – 4 + 2x4; not a polynomial 2x4 + 5x – 4; fourth-degree trinomial 5x + 2x4 – 4; quadratic monomial 2x4 + 5x – 4; cubic binomial
Question
Not Answered
Updated 7/8/2014 10:10:37 AM
1 Answer/Comment
5x + 2x^4 – 4 = 2x^4 + 5x – 4; fourth-degree trinomial
Added 7/8/2014 10:10:37 AM
This answer has been confirmed as correct and helpful.
11. Simplify the product using FOIL. (3x – 5)(3x + 7) (1 point)
Weegy: 9x^4. If you are satisfied with my answer, please click 'Good' on the ratings. Thank you! (More)
Question
Expert Answered
Updated 7/12/2014 1:51:02 PM
1 Answer/Comment
(3x – 5)(3x + 7) = 9x^2 + 21x - 15x - 35 = 9x^2 + 6x - 35
Added 7/12/2014 1:50:59 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [7/12/2014 1:54:48 PM]
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