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Mathisnotfun Group Title

Find the limit algebraically

  • one year ago
  • one year ago

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  1. Mathisnotfun Group Title
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    |dw:1348033674052:dw|

    • one year ago
  2. Jemurray3 Group Title
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    is that \[ \lim_{h \rightarrow 0} \frac{\sqrt{h^2+4h+5}-\sqrt{5}}{h}\]

    • one year ago
  3. Mathisnotfun Group Title
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    yep except the h -> 0 there's a negative sign on the 0 because it's a left sided function

    • one year ago
  4. Jemurray3 Group Title
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    Multiply the top and bottom by \[ \sqrt{h^2+4h+5} + \sqrt{5} \]

    • one year ago
  5. Mathisnotfun Group Title
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    ok and then just plug in 0 for h?

    • one year ago
  6. Jemurray3 Group Title
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    well, see what happens first...

    • one year ago
  7. Mathisnotfun Group Title
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    ha cool got it. 2/√5

    • one year ago
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