What is #f'(-pi/3)# when you are given #f(x)=sin^7(x)#?
2 Answers
It is
Method
It is very useful to re-write this as
Use the power rule and the chain rule (This combination is often called the generalized power rule.)
For
In other notation
In either case, for your question
You could write
At
Now,
but remember
You Have The Honor To Simplify
NOTE:
{
wondering why im doing all this "let stuff" ?
the reason is there are more than one function in
** there's :
so to find the
AND the
that's why i need to let
then let
}