atan(x) cos (x)
d / atan(x) \ --\cos (x)/ dx
Не могу найти шаги в поиске этой производной.
Но производная
Ответ:
atan(x) /log(cos(x)) atan(x)*sin(x)\
cos (x)*|----------- - --------------|
| 2 cos(x) |
\ 1 + x /
/ 2 2 \
atan(x) |/ log(cos(x)) atan(x)*sin(x)\ sin (x)*atan(x) 2*x*log(cos(x)) 2*sin(x) |
cos (x)*||- ----------- + --------------| - atan(x) - --------------- - --------------- - ---------------|
|| 2 cos(x) | 2 2 / 2\ |
|\ 1 + x / cos (x) / 2\ \1 + x /*cos(x)|
\ \1 + x / /
/ 3 / 2 \ 2 3 2 \
atan(x) | / log(cos(x)) atan(x)*sin(x)\ 3 2*log(cos(x)) / log(cos(x)) atan(x)*sin(x)\ |sin (x)*atan(x) 2*x*log(cos(x)) 2*sin(x) | 3*sin (x) 2*atan(x)*sin(x) 2*sin (x)*atan(x) 8*x *log(cos(x)) 6*x*sin(x) |
cos (x)*|- |- ----------- + --------------| - ------ - ------------- + 3*|- ----------- + --------------|*|--------------- + --------------- + --------------- + atan(x)| - ---------------- - ---------------- - ----------------- + ---------------- + ----------------|
| | 2 cos(x) | 2 2 | 2 cos(x) | | 2 2 / 2\ | / 2\ 2 cos(x) 3 3 2 |
| \ 1 + x / 1 + x / 2\ \ 1 + x / | cos (x) / 2\ \1 + x /*cos(x) | \1 + x /*cos (x) cos (x) / 2\ / 2\ |
\ \1 + x / \ \1 + x / / \1 + x / \1 + x / *cos(x)/