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Geometry_Hater

For f(x) 3x - x^2 Find: f(x+h) f(x) ---------- h

  • one year ago
  • one year ago

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  1. radh
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    Is there a picture? (I don't understand the question.)

    • one year ago
  2. hsmt
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    i think it should be: [f(x+h)-f(x)]/h

    • one year ago
  3. hsmt
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    then f(x+h)=3(x+h)-(x+h)^2 and f(x)=3x-x^2 and you make the substitution, crank through the algebra, cancel the h's in the appropriate places, and you are done

    • one year ago
  4. Geometry_Hater
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    Oh ok i was just confused over the h part. The substitution i got hands down.

    • one year ago
  5. hsmt
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    okeedokee.

    • one year ago
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spraguer (Moderator)
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