________ x / 3 \/ x + 1
(x^3 + 1)^(1/x)
Don't know the steps in finding this derivative.
But the derivative is
The answer is:
________ / / 3 \ \
x / 3 | log\x + 1/ 3*x |
\/ x + 1 *|- ----------- + ------|
| 2 3 |
\ x x + 1/
/ 2 \
________ |/ / 3\ \ 3 / 3\|
x / 3 || log\1 + x / 3*x | 9*x 2*log\1 + x /|
\/ 1 + x *||- ----------- + ------| - --------- + -------------|
|| 2 3| 2 3 |
|\ x 1 + x / / 3\ x |
\ \1 + x / /
/ 3 \
________ |/ / 3\ \ 2 / 3\ / / 3\ \ / / 3\ 3 \ 5 |
x / 3 || log\1 + x / 3*x | 27*x 6*log\1 + x / | log\1 + x / 3*x | | 2*log\1 + x / 9*x | 6 54*x |
\/ 1 + x *||- ----------- + ------| - --------- - ------------- - 3*|- ----------- + ------|*|- ------------- + ---------| + ---------- + ---------|
|| 2 3| 2 4 | 2 3| | 3 2| / 3\ 3|
|\ x 1 + x / / 3\ x \ x 1 + x / | x / 3\ | x*\1 + x / / 3\ |
\ \1 + x / \ \1 + x / / \1 + x / /