Let .
Apply the power rule: goes to
Then, apply the chain rule. Multiply by :
Differentiate term by term:
Apply the power rule: goes to
The derivative of the constant is zero.
The result is:
The result of the chain rule is:
Now simplify:
The answer is:
3
/ ___ \
2*\\/ x - 8/
--------------
___
\/ x
2 / ___\
/ ___\ |3 -8 + \/ x |
\-8 + \/ x / *|- - ----------|
|x 3/2 |
\ x /
/ 2 \
/ ___\ | / ___\ / ___\|
| \/ x | | 2 \-8 + \/ x / 3*\-8 + \/ x /|
3*|-4 + -----|*|---- + ------------- - --------------|
\ 2 / | 3/2 5/2 2 |
\x x x /