what is chain rule

Asked by  | 15th Mar, 2008, 11:14: PM

Expert Answer:

Chain rule for one variable:

 

Chain rule in differentiation for several variables:

If y is a function of u defined by y= f(u) and u is a function of x defined by u= g(x), then

y is a function of x and

Answered by  | 26th Mar, 2008, 05:23: PM

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