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Is This Derivative Calculation Correct?

Thread starter neutron star
Start date Oct 18, 2009
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Derivative

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neutron star

Thread starter
Oct 18, 2009

#1

Homework Statement

[tex]y= 4^x + 9/x^3[/tex]

Homework Equations

The Attempt at a Solution

[tex]y'= ln(4)4^x-27x^-^4[/tex]

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Whiz

Oct 18, 2009

#2

That's correct.

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