oshe oshe
  • 14-06-2018
  • Mathematics
contestada

how is this solved?
[tex] f{x} = \frac{2x + 1}{x + 1?} [/tex]

Respuesta :

jdoe0001 jdoe0001
  • 14-06-2018
[tex]\bf f(x)=\cfrac{2x+1}{x+1}\implies \stackrel{f(x)}{0.3}=\cfrac{2x+1}{x+1}\implies 0.3(x+1)=2x+1 \\\\\\ 0.3x+0.3=2x+1\implies 0.3x-2x=1-0.3\implies 0.3x-2x=0.7 \\\\\\ -1.7x=0.7\implies x=\cfrac{0.7}{-1.7}\implies x\approx -0.41176470588235294[/tex]
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