Question

adições e subestações de polinomios

Answer 1

a) 6x²-3x+8

 -4x²-2x+2    

= 2x²-5x+10.

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b) 2x²-9x+3

    2x²-7x-1  

= 4x²-16x+2

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c) y²+3y-5

  -y²+7x-8    

= 0 +10y-13

= 10y-13

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d) 8x²-2y-5

  3x²-6y-2    

= 12x²-8y-7

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e) -4x²-5x-2

    -6x²+3x-7  

= -10x²-2x-9

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f) 2x³-3x²-x

  x³-x²-x    

= 3x³-4x²-2x.

Boas aulas!