hayleyburggraf hayleyburggraf

23-02-2017
Mathematics

contestada

(2+5x^4-5x)-(7+6x+6x^2)

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23-02-2017

I believe the answer is 5x^4-6x^2-11x-5

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apologiabiology apologiabiology

23-02-2017

remember to distribute invisible -1

(2+5x^4-5x)-1(7+6x+6x^2)
2+5x^4-5x-7-6x-6x^2
5x^4-6x^2-5x-6x+2-7
5x^4-6x^2-11x-5

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