/x\
tan|-|
\2/
/ 3 \
\x + 4/
/ /x\\ | tan|-|| | \2/| d |/ 3 \ | --\\x + 4/ / dx
Don't know the steps in finding this derivative.
But the derivative is
Now simplify:
The answer is:
/x\
tan|-| // 2/x\\ 2 /x\\
\2/ || tan |-|| 3*x *tan|-||
/ 3 \ ||1 \2/| / 3 \ \2/|
\x + 4/ *||- + -------|*log\x + 4/ + -----------|
|\2 2 / 3 |
\ x + 4 /
/ 2 \
|/ 2 /x\\ |
|| 6*x *tan|-|| |
/x\ ||/ 2/x\\ / 3\ \2/| |
tan|-| |||1 + tan |-||*log\4 + x / + -----------| / 2/x\\ / 3\ /x\ 4 /x\ 2 / 2/x\\ /x\|
\2/ ||\ \2// 3 | |1 + tan |-||*log\4 + x /*tan|-| 9*x *tan|-| 3*x *|1 + tan |-|| 6*x*tan|-||
/ 3\ |\ 4 + x / \ \2// \2/ \2/ \ \2// \2/|
\4 + x / *|------------------------------------------ + -------------------------------- - ----------- + ------------------ + ----------|
| 4 2 2 3 3 |
| / 3\ 4 + x 4 + x |
\ \4 + x / /
/ 3 / 2 /x\\ / 4 /x\ 2 / 2/x\\ /x\\ \
|/ 2 /x\\ | 6*x *tan|-|| | 18*x *tan|-| 6*x *|1 + tan |-|| 12*x*tan|-|| |
|| 6*x *tan|-|| |/ 2/x\\ / 3\ \2/| |/ 2/x\\ / 3\ /x\ \2/ \ \2// \2/| |
/x\ ||/ 2/x\\ / 3\ \2/| 2 3*||1 + tan |-||*log\4 + x / + -----------|*||1 + tan |-||*log\4 + x /*tan|-| - ------------ + ------------------ + -----------| |
tan|-| |||1 + tan |-||*log\4 + x / + -----------| /x\ / 2/x\\ / 3\ |\ \2// 3 | |\ \2// \2/ 2 3 3 | 2/x\ / 2/x\\ / 3\ 3 /x\ / 2/x\\ 6 /x\ 4 / 2/x\\ 2 / 2/x\\ /x\|
\2/ ||\ \2// 3 | 6*tan|-| |1 + tan |-|| *log\4 + x / \ 4 + x / | / 3\ 4 + x 4 + x | tan |-|*|1 + tan |-||*log\4 + x / 54*x *tan|-| 9*x*|1 + tan |-|| 54*x *tan|-| 27*x *|1 + tan |-|| 9*x *|1 + tan |-||*tan|-||
/ 3\ |\ 4 + x / \2/ \ \2// \ \4 + x / / \2/ \ \2// \2/ \ \2// \2/ \ \2// \ \2// \2/|
\4 + x / *|------------------------------------------ + -------- + -------------------------- + -------------------------------------------------------------------------------------------------------------------------------- + --------------------------------- - ------------ + ----------------- + ------------ - ------------------- + -------------------------|
| 8 3 4 4 2 2 3 3 2 / 3\ |
| 4 + x / 3\ 4 + x / 3\ / 3\ 2*\4 + x / |
\ \4 + x / \4 + x / 2*\4 + x / /