landonwalls0607 landonwalls0607
  • 20-01-2021
  • Mathematics
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If f(x)=4x-x^2, find f(x+h)-f(x-h)/2

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mollydonovan3311
mollydonovan3311 mollydonovan3311
  • 20-01-2021
f(x)=4x+x2
f(x+h)=4(x+h)+(x+h)2=4x+4h+x2+2xh+h2
f(x+h)-f(x)=4h+2xh+h2
(f(x+h)-f(x))/(2h)=4+x+h/2
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