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nexis

  • 2 years ago

Use the definition of the derivative to compute: d/dx x/(x+1)

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  1. nexis
    • 2 years ago
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    \[(\frac{ x+h }{ x+h+1 }-\frac{x}{x+h})*1/h\] I've plugged it into the equation, but can't seem to get anywhere with the algebra part

  2. hartnn
    • 2 years ago
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    because its x+1 in 2nd term

  3. hartnn
    • 2 years ago
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    the algebra part is very easy (x+h)(x+1) - x(x+h+1) simply turns out to be h

  4. nexis
    • 2 years ago
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    ahh wow

  5. nexis
    • 2 years ago
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    that was actually it

  6. nexis
    • 2 years ago
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    think I need to figure out a way to focus better

  7. nexis
    • 2 years ago
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    thanks @hartnn

  8. hartnn
    • 2 years ago
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    yes,welcome ^_^

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