matematika



Derivative problems

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Derivative problems

Postby Math Tutor » Tue Jan 08, 2008 11:41 am

Find the derivative of the following functions:

f(x) = 1, f'(x) = ?

f(x) = x2 + 5x + 1, f'(x) = ?

f(x) = \frac{x^3}{x + 1}, f'(x) = ?


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Re: Derivative problems

Postby dduclam » Tue Mar 25, 2008 4:53 am



f(x) = 1, f'(x) = 0

f(x) = x^2 + 5x + 1, f'(x) = 2x+5

f(x) = \frac{x^3}{x + 1}, f'(x) = \frac{2x^3+3x^2}{(x+1)^2}

:wink:
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Postby Math Tutor » Tue Mar 25, 2008 8:50 am

Excelent dduclam!
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