5 -------------- 5 ____________ \/ x + log(x)
The derivative of a constant times a function is the constant times the derivative of the function.
Let .
Apply the power rule: goes to
Then, apply the chain rule. Multiply by :
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 is .
The result is:
The result of the chain rule is:
The result of the chain rule is:
So, the result is:
Now simplify:
The answer is:
/1 1 \ -5*|- + ---| \5 5*x/ --------------- 6/5 (x + log(x))
2 / 1\ 6*|1 + -| 5 \ x/ -- + ---------- 2 x + log(x) x ----------------- 6/5 5*(x + log(x))
/ 3 \ | / 1\ / 1\ | | 33*|1 + -| 45*|1 + -| | |25 \ x/ \ x/ | -2*|-- + ------------- + ---------------| | 3 2 2 | \x (x + log(x)) x *(x + log(x))/ ----------------------------------------- 6/5 25*(x + log(x))