Подробное решение
-
дифференцируем почленно:
-
Применим правило производной частного:
и .
Чтобы найти :
-
Применяем правило производной умножения:
; найдём :
-
Заменим .
-
В силу правила, применим: получим
-
Затем примените цепочку правил. Умножим на :
-
Производная является .
В результате последовательности правил:
; найдём :
-
Производная синуса есть косинус:
В результате:
Чтобы найти :
-
Применяем правило производной умножения:
; найдём :
-
Заменим .
-
В силу правила, применим: получим
-
Затем примените цепочку правил. Умножим на :
-
Производная косинус есть минус синус:
В результате последовательности правил:
; найдём :
-
Производная является .
В результате:
Теперь применим правило производной деления:
Заменим .
Затем примените цепочку правил. Умножим на :
-
Заменим .
-
В силу правила, применим: получим
Затем примените цепочку правил. Умножим на :
-
Перепишем функции, чтобы дифференцировать:
-
Применим правило производной частного:
и .
Чтобы найти :
-
Производная синуса есть косинус:
Чтобы найти :
-
Производная косинус есть минус синус:
Теперь применим правило производной деления:
В результате последовательности правил:
В результате последовательности правил:
В результате:
Теперь упростим:
Ответ:
/ 7 \ 3 1
2 | cos (x) 6 | 4*log (x)*--------------*sin(x)
4 log (x)*|- ------- + 7*cos (x)*log(x)*sin(x)|*sin(x) 7
4 1 tan (x) 3 / 2 \ \ x / cos (x)*log(x)
log (x)*--------------*cos(x) + 2 *tan (x)*\4 + 4*tan (x)/*log(2) + ---------------------------------------------------- + -------------------------------
7 14 x
cos (x)*log(x) cos (x)
$$\frac{1}{\log{\left(x \right)} \cos^{7}{\left(x \right)}} \log{\left(x \right)}^{4} \cos{\left(x \right)} + 2^{\tan^{4}{\left(x \right)}} \left(4 \tan^{2}{\left(x \right)} + 4\right) \log{\left(2 \right)} \tan^{3}{\left(x \right)} + \frac{4 \cdot \frac{1}{\log{\left(x \right)} \cos^{7}{\left(x \right)}} \log{\left(x \right)}^{3} \sin{\left(x \right)}}{x} + \frac{\left(7 \log{\left(x \right)} \sin{\left(x \right)} \cos^{6}{\left(x \right)} - \frac{\cos^{7}{\left(x \right)}}{x}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{\cos^{14}{\left(x \right)}}$$
/ 2 \
2 |cos (x) 2 2 14*cos(x)*sin(x)|
2 / cos(x) \ 3 / 1 7*sin(x)\ log (x)*|------- - 42*sin (x)*log(x) + 7*cos (x)*log(x) + ----------------|*sin(x) 2 2 / cos(x) \ / cos(x) \ 2 / 1 7*sin(x)\
log (x)*|- ------ + 7*log(x)*sin(x)| log (x)*|- -------- + --------| 3 2 | 2 x | 2 4 4 2 14*log (x)*sin (x)*|- ------ + 7*log(x)*sin(x)| 4 2 2*|- ------ + 7*log(x)*sin(x)|*log(x)*sin(x) 4*log (x)*|- -------- + --------|*sin(x)
\ x / \ x*log(x) cos(x) / log (x)*sin(x) 8*log (x) \ x / 4*log (x)*sin(x) tan (x) 4 / 2 \ tan (x) / 2 \ 2 12*log(x)*sin(x) \ x / tan (x) / 2 \ 2 6 \ x / \ x*log(x) cos(x) /
------------------------------------ + ------------------------------- - -------------- + --------- + ---------------------------------------------------------------------------------- - ---------------- + 8*2 *tan (x)*\1 + tan (x)/*log(2) + 12*2 *\1 + tan (x)/ *tan (x)*log(2) + ---------------- + ----------------------------------------------- + 16*2 *\1 + tan (x)/ *log (2)*tan (x) + -------------------------------------------- + ----------------------------------------
7 6 7 6 9 2 7 2 7 9 8 7
cos (x) cos (x) cos (x) x*cos (x) cos (x) x *cos (x) x *cos (x) cos (x) x*cos (x) x*cos (x)
$$16 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{2} \log{\left(2 \right)}^{2} \tan^{6}{\left(x \right)} + 8 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right) \log{\left(2 \right)} \tan^{4}{\left(x \right)} + 12 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{2} \log{\left(2 \right)} \tan^{2}{\left(x \right)} + \frac{\left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)}^{3}}{\cos^{6}{\left(x \right)}} - \frac{\log{\left(x \right)}^{3} \sin{\left(x \right)}}{\cos^{7}{\left(x \right)}} + \frac{14 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)}^{2} \sin^{2}{\left(x \right)}}{\cos^{9}{\left(x \right)}} + \frac{\left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)}^{2}}{\cos^{7}{\left(x \right)}} + \frac{4 \cdot \left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x \cos^{7}{\left(x \right)}} + \frac{\left(- 42 \log{\left(x \right)} \sin^{2}{\left(x \right)} + 7 \log{\left(x \right)} \cos^{2}{\left(x \right)} + \frac{14 \sin{\left(x \right)} \cos{\left(x \right)}}{x} + \frac{\cos^{2}{\left(x \right)}}{x^{2}}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{\cos^{9}{\left(x \right)}} + \frac{8 \log{\left(x \right)}^{2}}{x \cos^{6}{\left(x \right)}} + \frac{2 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)} \sin{\left(x \right)}}{x \cos^{8}{\left(x \right)}} - \frac{4 \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x^{2} \cos^{7}{\left(x \right)}} + \frac{12 \log{\left(x \right)} \sin{\left(x \right)}}{x^{2} \cos^{7}{\left(x \right)}}$$
/ 2 \ / 2 \ / 3 3 2 2 \ / 2 \ / 2 \ / 2 \
3 | 1 2 56*sin (x) 14*sin(x) | 2 |cos (x) 2 2 14*cos(x)*sin(x)| 2 | 3 21*cos (x) 2*cos (x) 21*cos (x)*sin(x) 126*sin (x)*cos(x) 2 | 2 2 |cos (x) 2 2 14*cos(x)*sin(x)| |cos (x) 2 2 14*cos(x)*sin(x)| 2 | 1 2 56*sin (x) 14*sin(x) |
log (x)*|7 + --------- + ---------- + ---------- - ---------------| 2*log (x)*|------- - 42*sin (x)*log(x) + 7*cos (x)*log(x) + ----------------| log (x)*|- 210*sin (x)*log(x) - ---------- + --------- + ----------------- + ------------------ + 133*cos (x)*log(x)*sin(x)|*sin(x) 3 / 1 7*sin(x)\ / cos(x) \ / cos(x) \ 2 / 1 7*sin(x)\ 28*log (x)*sin (x)*|------- - 42*sin (x)*log(x) + 7*cos (x)*log(x) + ----------------| 2 / cos(x) \ 2 3 / cos(x) \ 2 / 1 7*sin(x)\ / cos(x) \ 4*|------- - 42*sin (x)*log(x) + 7*cos (x)*log(x) + ----------------|*log(x)*sin(x) 4*log (x)*|7 + --------- + ---------- + ---------- - ---------------|*sin(x) / 1 7*sin(x)\ 2 / cos(x) \
3 | 2 2 2 2 x*cos(x)*log(x)| 2 3 2 | 2 x | | x 3 2 x | log (x)*|- -------- + --------|*sin(x) 2 2 2*|- ------ + 7*log(x)*sin(x)|*sin(x) 4*|- ------ + 7*log(x)*sin(x)|*log(x) 8*log (x)*|- -------- + --------| 2 4 4 3 | 2 x | 41*log (x)*|- ------ + 7*log(x)*sin(x)|*sin(x) 2 4 3 4 2 2 4 2 4 3 210*log (x)*sin (x)*|- ------ + 7*log(x)*sin(x)| 4*log (x)*|- -------- + --------|*sin(x) 2*|- ------ + 7*log(x)*sin(x)|*log(x)*sin(x) | 2 x | | 2 2 2 2 x*cos(x)*log(x)| 12*|- -------- + --------|*log(x)*sin(x) 56*sin (x)*|- ------ + 7*log(x)*sin(x)|*log(x)
log (x) \ x *log(x) x *log (x) cos (x) / 12*log (x) 7*log (x)*sin (x) \ x / 12*sin(x) 28*log(x) \ x x / \ x*log(x) cos(x) / 32*log(x)*sin(x) 28*log (x)*sin (x) \ x / \ x / \ x*log(x) cos(x) / 8*log (x)*sin(x) tan (x) 5 / 2 \ tan (x) / 2 \ \ x / \ x / 45*log (x)*sin(x) tan (x) / 2 \ 3 9 tan (x) / 2 \ 3 84*sin (x)*log(x) tan (x) / 2 \ 2 7 tan (x) / 2 \ 2 5 \ x / \ x*log(x) cos(x) / \ x / \ x / \ x *log(x) x *log (x) cos (x) / \ x*log(x) cos(x) / \ x /
- ------- + ------------------------------------------------------------------- - ---------- - ----------------- + ----------------------------------------------------------------------------- + ---------- + ---------- - ----------------------------------------------------------------------------------------------------------------------------------- - -------------------------------------- - ---------------- - ------------------ + ------------------------------------- + ------------------------------------- + --------------------------------- + ---------------- + 16*2 *tan (x)*\1 + tan (x)/*log(2) + 24*2 *\1 + tan (x)/ *log(2)*tan(x) + -------------------------------------------------------------------------------------- + ---------------------------------------------- + ----------------- + 64*2 *\1 + tan (x)/ *log (2)*tan (x) + 80*2 *\1 + tan (x)/ *tan (x)*log(2) + ----------------- + 96*2 *\1 + tan (x)/ *log (2)*tan (x) + 144*2 *\1 + tan (x)/ *log (2)*tan (x) + ------------------------------------------------ - ---------------------------------------- - -------------------------------------------- + ----------------------------------------------------------------------------------- + ---------------------------------------------------------------------------- + ---------------------------------------- + ----------------------------------------------
6 6 2 6 8 8 3 7 2 6 10 7 3 7 2 8 2 8 7 6 3 7 10 8 7 2 8 10 2 7 2 8 9 7 2 7 9
cos (x) cos (x) x *cos (x) cos (x) cos (x) x *cos (x) x *cos (x) cos (x) cos (x) x *cos (x) x *cos (x) x *cos (x) x*cos (x) x*cos (x) x *cos (x) cos (x) cos (x) x*cos (x) x *cos (x) cos (x) x *cos (x) x *cos (x) x*cos (x) x*cos (x) x *cos (x) x*cos (x)
$$64 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{3} \log{\left(2 \right)}^{3} \tan^{9}{\left(x \right)} + 96 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{2} \log{\left(2 \right)}^{2} \tan^{7}{\left(x \right)} + 144 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{3} \log{\left(2 \right)}^{2} \tan^{5}{\left(x \right)} + 16 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right) \log{\left(2 \right)} \tan^{5}{\left(x \right)} + 80 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{2} \log{\left(2 \right)} \tan^{3}{\left(x \right)} + 24 \cdot 2^{\tan^{4}{\left(x \right)}} \left(\tan^{2}{\left(x \right)} + 1\right)^{3} \log{\left(2 \right)} \tan{\left(x \right)} - \frac{\left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)}^{3} \sin{\left(x \right)}}{\cos^{7}{\left(x \right)}} + \frac{\left(\frac{56 \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + 7 - \frac{14 \sin{\left(x \right)}}{x \log{\left(x \right)} \cos{\left(x \right)}} + \frac{1}{x^{2} \log{\left(x \right)}} + \frac{2}{x^{2} \log{\left(x \right)}^{2}}\right) \log{\left(x \right)}^{3}}{\cos^{6}{\left(x \right)}} - \frac{7 \log{\left(x \right)}^{3} \sin^{2}{\left(x \right)}}{\cos^{8}{\left(x \right)}} - \frac{\log{\left(x \right)}^{3}}{\cos^{6}{\left(x \right)}} + \frac{210 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)}^{2} \sin^{3}{\left(x \right)}}{\cos^{10}{\left(x \right)}} + \frac{41 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{\cos^{8}{\left(x \right)}} + \frac{8 \cdot \left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)}^{2}}{x \cos^{6}{\left(x \right)}} + \frac{4 \cdot \left(\frac{56 \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + 7 - \frac{14 \sin{\left(x \right)}}{x \log{\left(x \right)} \cos{\left(x \right)}} + \frac{1}{x^{2} \log{\left(x \right)}} + \frac{2}{x^{2} \log{\left(x \right)}^{2}}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x \cos^{7}{\left(x \right)}} + \frac{28 \left(- 42 \log{\left(x \right)} \sin^{2}{\left(x \right)} + 7 \log{\left(x \right)} \cos^{2}{\left(x \right)} + \frac{14 \sin{\left(x \right)} \cos{\left(x \right)}}{x} + \frac{\cos^{2}{\left(x \right)}}{x^{2}}\right) \log{\left(x \right)}^{2} \sin^{2}{\left(x \right)}}{\cos^{10}{\left(x \right)}} + \frac{2 \left(- 42 \log{\left(x \right)} \sin^{2}{\left(x \right)} + 7 \log{\left(x \right)} \cos^{2}{\left(x \right)} + \frac{14 \sin{\left(x \right)} \cos{\left(x \right)}}{x} + \frac{\cos^{2}{\left(x \right)}}{x^{2}}\right) \log{\left(x \right)}^{2}}{\cos^{8}{\left(x \right)}} + \frac{45 \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x \cos^{7}{\left(x \right)}} - \frac{4 \cdot \left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x^{2} \cos^{7}{\left(x \right)}} - \frac{\left(- 210 \log{\left(x \right)} \sin^{3}{\left(x \right)} + 133 \log{\left(x \right)} \sin{\left(x \right)} \cos^{2}{\left(x \right)} + \frac{126 \sin^{2}{\left(x \right)} \cos{\left(x \right)}}{x} - \frac{21 \cos^{3}{\left(x \right)}}{x} + \frac{21 \sin{\left(x \right)} \cos^{2}{\left(x \right)}}{x^{2}} + \frac{2 \cos^{3}{\left(x \right)}}{x^{3}}\right) \log{\left(x \right)}^{2} \sin{\left(x \right)}}{\cos^{10}{\left(x \right)}} + \frac{56 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)} \sin^{2}{\left(x \right)}}{x \cos^{9}{\left(x \right)}} + \frac{4 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)}}{x \cos^{7}{\left(x \right)}} + \frac{12 \cdot \left(\frac{7 \sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x \log{\left(x \right)}}\right) \log{\left(x \right)} \sin{\left(x \right)}}{x^{2} \cos^{7}{\left(x \right)}} - \frac{28 \log{\left(x \right)}^{2} \sin^{2}{\left(x \right)}}{x^{2} \cos^{8}{\left(x \right)}} - \frac{12 \log{\left(x \right)}^{2}}{x^{2} \cos^{6}{\left(x \right)}} + \frac{4 \left(- 42 \log{\left(x \right)} \sin^{2}{\left(x \right)} + 7 \log{\left(x \right)} \cos^{2}{\left(x \right)} + \frac{14 \sin{\left(x \right)} \cos{\left(x \right)}}{x} + \frac{\cos^{2}{\left(x \right)}}{x^{2}}\right) \log{\left(x \right)} \sin{\left(x \right)}}{x \cos^{9}{\left(x \right)}} - \frac{2 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \log{\left(x \right)} \sin{\left(x \right)}}{x^{2} \cos^{8}{\left(x \right)}} + \frac{84 \log{\left(x \right)} \sin^{2}{\left(x \right)}}{x^{2} \cos^{8}{\left(x \right)}} + \frac{28 \log{\left(x \right)}}{x^{2} \cos^{6}{\left(x \right)}} + \frac{8 \log{\left(x \right)}^{2} \sin{\left(x \right)}}{x^{3} \cos^{7}{\left(x \right)}} + \frac{2 \cdot \left(7 \log{\left(x \right)} \sin{\left(x \right)} - \frac{\cos{\left(x \right)}}{x}\right) \sin{\left(x \right)}}{x^{2} \cos^{8}{\left(x \right)}} - \frac{32 \log{\left(x \right)} \sin{\left(x \right)}}{x^{3} \cos^{7}{\left(x \right)}} + \frac{12 \sin{\left(x \right)}}{x^{3} \cos^{7}{\left(x \right)}}$$