Apply the quotient rule, which is:
and .
To find :
Apply the power rule: goes to
To find :
Differentiate term by term:
The derivative of the constant is zero.
Apply the power rule: goes to
The result is:
Now plug in to the quotient rule:
Now simplify:
The answer is:
6 2 4*x 3*x - --------- + ------ 2 4 / 4 \ x - 1 \x - 1/
/ / 4 \\ | 4 | 8*x || | 2*x *|-3 + -------|| | 4 | 4|| | 12*x \ -1 + x /| 2*x*|3 - ------- + -------------------| | 4 4 | \ -1 + x -1 + x / --------------------------------------- 4 -1 + x
/ / 4 8 \ \ | 4 | 12*x 16*x | / 4 \| | 4*x *|1 - ------- + ----------| 4 | 8*x || | | 4 2| 6*x *|-3 + -------|| | 4 | -1 + x / 4\ | | 4|| | 12*x \ \-1 + x / / \ -1 + x /| 6*|1 - ------- - ------------------------------- + -------------------| | 4 4 4 | \ -1 + x -1 + x -1 + x / ----------------------------------------------------------------------- 4 -1 + x