blazin420 blazin420
  • 24-08-2018
  • Mathematics
contestada

if f(x)=-x^2+6x-1and g(x)=3x^2-4x-1, find (f+g)(x).

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sqdancefan
sqdancefan sqdancefan
  • 24-08-2018

Your problem is asking for the sum of the given functions.

[tex](f+g)(x)=f(x)+g(x)\\\\=(-x^2+6x-1)+(3x^2-4x-1)=(-1+3)x^2+(6-4)x+(-1-1)\\\\(f+g)(x)=2x^2+2x-2[/tex]

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