Calc2.28

From Example Problems
Revision as of 16:26, 26 February 2006 by Geoff (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Find the derivative of f(x)\, with respect to x\,: f(x)=x^{3}\cos x\,

Use the product rule to find the derivative.

f'(x)=x^{3}{\frac  {d}{dx}}(\cos x)+{\frac  {d}{dx}}(x^{3})(\cos x)\,

f'(x)=x^{3}(-\sin x)+3x^{2}\cos x\,


Main Page : Calculus