cwall685 cwall685
  • 02-12-2019
  • Mathematics
contestada


If f (x) = -3x-5 and g(x) =4x-2 find (f+g)(x)

If f x 3x5 and gx 4x2 find fgx class=

Respuesta :

gmany
gmany gmany
  • 02-12-2019

Answer:

C. (f + g)(x) = x - 7

Step-by-step explanation:

[tex](f+g)(x)=f(x)+g(x)\\\\\text{Substitute}\ f(x)=-3x-5\ \text{and}\ g(x)=4x-2:\\\\(f+g)(x)=(-3x-5)+(4x-2)\qquad\text{combine like terms}\\\\(f+g)(x)=(-3x+4x)+(-5-2)\\\\(f+g)(x)=x-7[/tex]

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