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posted by  =p on 11/7/2009 4:04:12 PM  |  status: Closed  |  Earned Karma: 77

Derivative (WILL RATE LIFSAVER)

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Calculus N/A N/A N/A 11/7/2009 at 6:00:00 PM
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using the definitionfor the derivative find derivative of f(x)= (x^2+9)^1/2
M.wassel
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Oracle
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posted by velixy on 11/7/2009 4:24:30 PM  |  status: Live
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using the definitionfor the derivative find derivative of

y= f(x)= (x^2+9)^1/2                  Remember that   y= √u   ==>  y' =
y' =   =    ANSWER 
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posted by The Big Unit on 11/7/2009 4:33:45 PM  |  status: Live
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Using the definition of the derivative, you will have:
So you will have:
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posted by Mr. SinghSoorma on 11/7/2009 4:44:48 PM  |  status: Live
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Response Details:
applying the definition of the derivative using limits..
.
multiply by the conjugate of the numerator, to both the numerator and denominator:


apply as h-> 0
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