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Homework Help: Find instantaneous rate of change of 7/3z^2

  1. Oct 12, 2005 #1
    "Find the instantaneous rate of change of w with respect to z if w=(7/3z^2)"
    excuse the primitive equation...any help???
  2. jcsd
  3. Oct 12, 2005 #2
    Just http://mathworld.wolfram.com/Derivative.html" [Broken] it with respect to z.
    Last edited by a moderator: May 2, 2017
  4. Oct 12, 2005 #3


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    Is that w= (7/3)z2 or w= 7/(3z2)?

    I suspect the former which should be easy to differentiate using
    (zn)'= n zn-1. If the latter, write it as w= (7/3)z-2 and use the same rule.
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