b1e3bmariehococo
b1e3bmariehococo b1e3bmariehococo
  • 15-07-2016
  • Mathematics
contestada

evaluate the function for x=m/4 f(x)=8x^2-4x

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dalendrk
dalendrk dalendrk
  • 15-07-2016
[tex]Subtitute\ x=\dfrac{m}{4}\ to\ f(x)=8x^2-4x:\\\\f\left(\dfrac{m}{4}\right)=8\left(\dfrac{m}{4}\right)^2-4\left(\dfrac{m}{4}\right)=8\cdot\dfrac{m^2}{16}-4\cdot\dfrac{m}{4}\\\\\boxed{f\left(\frac{m}{4}\right)=\frac{m^2}{2}-m=\frac{m^2-2m}{2}}[/tex]
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