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Geometry_Hater

  • 3 years ago

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

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

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

  3. hsmt
    • 3 years ago
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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

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

  5. hsmt
    • 3 years ago
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    okeedokee.

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