Предмет: Алгебра,
автор: angelinagabun
ОЧЕНЬ, ОЧЕНЬ, ОЧЕНЬ СРОЧНО!!! 15 БАЛЛОВ!!!(если можно с объяснением действий)
Найдите производную функции:
1)f(x)=sin²x+10x
2)f(x)=(sin2x-3
3)f(x)=cos²x-0,5x²
4)f(x)(2x+cosx
Ответы
Автор ответа:
2
Первый пример.
![\frac{d}{dx} [sin^2(x)]+ \frac{d}{dx}[10x] \frac{d}{dx} [sin^2(x)]+ \frac{d}{dx}[10x]](https://tex.z-dn.net/?f=+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bsin%5E2%28x%29%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5B10x%5D+)
![2sin(x)cos(x)+ \frac{d}{dx} [10x] 2sin(x)cos(x)+ \frac{d}{dx} [10x]](https://tex.z-dn.net/?f=2sin%28x%29cos%28x%29%2B+%5Cfrac%7Bd%7D%7Bdx%7D+%5B10x%5D)
![2sin(x)cos(x)+10 \frac{d}{dx} [x] 2sin(x)cos(x)+10 \frac{d}{dx} [x]](https://tex.z-dn.net/?f=2sin%28x%29cos%28x%29%2B10+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bx%5D)



Второй пример:
![\frac{d}{du_1} [(u_1)^5] \frac{d}{dx}[sin(2x)-3] \frac{d}{du_1} [(u_1)^5] \frac{d}{dx}[sin(2x)-3]](https://tex.z-dn.net/?f=+%5Cfrac%7Bd%7D%7Bdu_1%7D+%5B%28u_1%29%5E5%5D+%5Cfrac%7Bd%7D%7Bdx%7D%5Bsin%282x%29-3%5D+)
![5u^4_1 \frac{d}{dx} [sin(2x)-3] 5u^4_1 \frac{d}{dx} [sin(2x)-3]](https://tex.z-dn.net/?f=5u%5E4_1+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bsin%282x%29-3%5D)
![5(sin(2x)-3)^4 \frac{d}{dx} [sin(2x)-3] 5(sin(2x)-3)^4 \frac{d}{dx} [sin(2x)-3]](https://tex.z-dn.net/?f=5%28sin%282x%29-3%29%5E4+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bsin%282x%29-3%5D)
![5(sin(2x)-3)^4(cos(2x) \frac{d}{dx}[2x]+ \frac{d}{dx} [-3]) 5(sin(2x)-3)^4(cos(2x) \frac{d}{dx}[2x]+ \frac{d}{dx} [-3])](https://tex.z-dn.net/?f=5%28sin%282x%29-3%29%5E4%28cos%282x%29+%5Cfrac%7Bd%7D%7Bdx%7D%5B2x%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D+%5B-3%5D%29)

Третий пример:
![\frac{d}{dx}[cos^2(x)]+ \frac{d}{dx}[-0,5x^2] \frac{d}{dx}[cos^2(x)]+ \frac{d}{dx}[-0,5x^2]](https://tex.z-dn.net/?f=+%5Cfrac%7Bd%7D%7Bdx%7D%5Bcos%5E2%28x%29%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5B-0%2C5x%5E2%5D++)
![2cos(x) \frac{d}{dx} [cos(x)]+ \frac{d}{dx}[-0,5x^2] 2cos(x) \frac{d}{dx} [cos(x)]+ \frac{d}{dx}[-0,5x^2]](https://tex.z-dn.net/?f=2cos%28x%29+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bcos%28x%29%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5B-0%2C5x%5E2%5D+)
![2cos(x)(-sin(x))+ \frac{d}{dx}[-0,5x^2] 2cos(x)(-sin(x))+ \frac{d}{dx}[-0,5x^2]](https://tex.z-dn.net/?f=2cos%28x%29%28-sin%28x%29%29%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5B-0%2C5x%5E2%5D+)
![-2cos(x)sin(x)+ \frac{d}{dx}[-0,5x^2] -2cos(x)sin(x)+ \frac{d}{dx}[-0,5x^2]](https://tex.z-dn.net/?f=-2cos%28x%29sin%28x%29%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5B-0%2C5x%5E2%5D+)
![-2cos(x)sin(x)-0,5 \frac{d}{dx} [x^2] -2cos(x)sin(x)-0,5 \frac{d}{dx} [x^2]](https://tex.z-dn.net/?f=-2cos%28x%29sin%28x%29-0%2C5+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bx%5E2%5D)


Четвертый пример:
![\frac{d}{du}[(u)^4] \frac{d}{dx} [2x+cos(x)] \frac{d}{du}[(u)^4] \frac{d}{dx} [2x+cos(x)]](https://tex.z-dn.net/?f=+%5Cfrac%7Bd%7D%7Bdu%7D%5B%28u%29%5E4%5D+%5Cfrac%7Bd%7D%7Bdx%7D+%5B2x%2Bcos%28x%29%5D+)
![4u^3 \frac{d}{dx} [2x+cos(x)] 4u^3 \frac{d}{dx} [2x+cos(x)]](https://tex.z-dn.net/?f=4u%5E3+%5Cfrac%7Bd%7D%7Bdx%7D+%5B2x%2Bcos%28x%29%5D)
![4(2x+cos(x))^3 \frac{d}{dx}[2x+cos(x)] 4(2x+cos(x))^3 \frac{d}{dx}[2x+cos(x)]](https://tex.z-dn.net/?f=4%282x%2Bcos%28x%29%29%5E3+%5Cfrac%7Bd%7D%7Bdx%7D%5B2x%2Bcos%28x%29%5D)
![4(2x+cos(x))^3( \frac{d}{dx} [2x]+ \frac{d}{dx}[cos(x)] 4(2x+cos(x))^3( \frac{d}{dx} [2x]+ \frac{d}{dx}[cos(x)]](https://tex.z-dn.net/?f=4%282x%2Bcos%28x%29%29%5E3%28+%5Cfrac%7Bd%7D%7Bdx%7D+%5B2x%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D%5Bcos%28x%29%5D+)
![4(2x+cos(x))^3(2 \frac{d}{dx}[x]+ \frac{d}{dx} [cos(x)]) 4(2x+cos(x))^3(2 \frac{d}{dx}[x]+ \frac{d}{dx} [cos(x)])](https://tex.z-dn.net/?f=4%282x%2Bcos%28x%29%29%5E3%282+%5Cfrac%7Bd%7D%7Bdx%7D%5Bx%5D%2B+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bcos%28x%29%5D%29+)
![4(2x+cos(x))^3(2*1+ \frac{d}{dx} [cos(x)]) 4(2x+cos(x))^3(2*1+ \frac{d}{dx} [cos(x)])](https://tex.z-dn.net/?f=4%282x%2Bcos%28x%29%29%5E3%282%2A1%2B+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bcos%28x%29%5D%29)
![4(2x+cos(x))^3(2+ \frac{d}{dx} [cos(x)]) 4(2x+cos(x))^3(2+ \frac{d}{dx} [cos(x)])](https://tex.z-dn.net/?f=4%282x%2Bcos%28x%29%29%5E3%282%2B+%5Cfrac%7Bd%7D%7Bdx%7D+%5Bcos%28x%29%5D%29)

Второй пример:
Третий пример:
Четвертый пример:
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