quin1141 quin1141
  • 02-07-2019
  • Mathematics
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If f(x)=x+8 and g(x)=-4x-3, find (f-g)(x)

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waqasshakirsatti123
waqasshakirsatti123 waqasshakirsatti123
  • 02-07-2019

Answer:

 f (x) = x + 8

 g (x) = -4x - 3

 Subtracting the functions we have:

 (f - g) (x) = f (x) - g (x)

 (f - g) (x) = (x + 8) - (-4x - 3)

 Rewriting:

 (f - g) (x) = x + 8 + 4x + 3

 (f - g) (x) = 5x + 11

 Answer:

 (f - g) (x) = 5x + 11

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