JonghoBabie JonghoBabie

03-04-2020
Mathematics

contestada

What is the sum of the polynomials?
(-x²+9)+(-3x²-11x+4)

Respuesta :

04-04-2020

Answer:

-4x^2-11x+13

Step-by-step explanation:

(-x²+9)+(-3x²-11x+4)

=-x^2+9-3x^2-11x+4

=-x^2-3x^2-11x+9+4

=-4x^2-11x+9+4

=-4x^2-11x+13

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