aliciahilliardoto5cg aliciahilliardoto5cg
  • 26-07-2017
  • Mathematics
contestada

(3×cubed + 7xsquared-13x-21)÷(x+3)

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bcalle
bcalle bcalle
  • 26-07-2017
3x^3 + 7x^2 - 13x - 21
-----------------------------
           x + 3

         3      7      -13      -21
-3            -9        6        21
------------------------------------
       3      -2       -7         0

3x^2 - 2x - 7
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