faithpfaff faithpfaff
  • 14-09-2017
  • Mathematics
contestada

Please help!!! Simplify in standard form.

(2x5+x3−3x4−x+8)−(7x5+2x4−12+6x−5x3+x2)

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choixongdong
choixongdong choixongdong
  • 14-09-2017
(2x^5+x^3−3x^4−x+8)−(7x^5+2x^4−12+6x−5x^3+x^2)
= 2x^5 − 3x^4 + x^3  −x + 8 − 7x^5  - 2x^4 + 5x^3 − x^2 − 6x + 12
= − 5x^5 − 5x^4 + 6x^3 − x^2 − 7x + 20

hope it helps
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