1 / ___ \ / ___ \ / ___\ / ___ \
/ ___ |-I*\/ 3 | ___ |I*\/ 3 | ___ |I*\/ 3 | ___ | I*\/ 3 |
| I*\/ 3 *log|---------| I*\/ 3 *log|------- + tan(1/2)| I*\/ 3 *log|-------| I*\/ 3 *log|- ------- + tan(1/2)|
| 1 \ 3 / \ 3 / \ 3 / \ 3 /
| ---------- dx = - ---------------------- - ------------------------------- + -------------------- + ---------------------------------
| cos(x) - 2 3 3 3 3
|
/
0
$$-{{2\,\arctan \left({{\sqrt{3}\,\sin 1}\over{\cos 1+1}}\right)
}\over{\sqrt{3}}}$$
Ответ (Неопределённый)
[src] / ___ \ / ___ \
/ ___ |I*\/ 3 /x\| ___ | I*\/ 3 /x\|
| I*\/ 3 *log|------- + tan|-|| I*\/ 3 *log|- ------- + tan|-||
| 1 \ 3 \2// \ 3 \2//
| ---------- dx = C - ----------------------------- + -------------------------------
| cos(x) - 2 3 3
|
/
$$-{{2\,\arctan \left({{\sqrt{3}\,\sin x}\over{\cos x+1}}\right)
}\over{\sqrt{3}}}$$