vinny06517 vinny06517
  • 20-01-2022
  • Mathematics
contestada

if A=3x^2+5x-6 and B= -2x^2-6x+7 then what does A-B =

Respuesta :

hf0028321
hf0028321 hf0028321
  • 21-01-2022

Answer:

[tex]5x ^{2} + 11x - 13[/tex]

Step-by-step explanation:

[tex]3 {x}^{2} + 5x - 6 - ( - 2 {x}^{2} - 6x + 7) \\ 3 {x}^{2} + 5x - 6 + 2 {x}^{2} + 6x - 7 \\ 5 {x}^{2} + 11x - 13[/tex]

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