arlenesalcedo03
arlenesalcedo03 arlenesalcedo03
  • 28-09-2016
  • Mathematics
contestada

F(x)=x^-2x+4 find f(-1)

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apologiabiology
apologiabiology apologiabiology
  • 30-09-2016
input -1 for x

f(-1)=(-1)^2-2(-1)+4
f(-1)=1+2+4
f(-1)=7

f(-1)=7
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