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10 Nov 2019
![](https://prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/23/2359788.jpeg)
Simplify each expression. State whether your answer is closed. (8 - 3x^3 + 7x^4) + (x^4 - 5x^3 + 8x^2) (7x^3 - 4x^4 + x) + (8x^4 - 7x^3 - 3x) A) 4x^4 - 2x, yes B) 5x^4 - 2x + 6x^3, no C) 4x^4 - 2x, no D) 2x^4 - 2x + 6x^3, yes
![](https://prealliance-textbook-qa.oneclass.com/qa_images/homework_help/question/qa_images/23/2359788.jpeg)
Simplify each expression. State whether your answer is closed. (8 - 3x^3 + 7x^4) + (x^4 - 5x^3 + 8x^2) (7x^3 - 4x^4 + x) + (8x^4 - 7x^3 - 3x) A) 4x^4 - 2x, yes B) 5x^4 - 2x + 6x^3, no C) 4x^4 - 2x, no D) 2x^4 - 2x + 6x^3, yes
Keith LeannonLv2
15 Sep 2019