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![](https://st.uroker.com/files/7e6/7e67ea74955bd1edb049b35a73d0ee37.png)
Ответ дал:
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F'(x) =(cos(3-4x)) ' = (-sin(3-4x))*(3-4x)' = (-sin(3-4x))*(0-4) = 4sin(3-4x) * * * -4sin(4x-3)* * *
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F'(x) =(cos(3-4x)) ' =(cos(4x-3)) ' = -sin(4x-3)*(4x-3)' = -sin(4x-3)*(4-0)' = -4sin(4x-3).
***********************
F'(x) =(tq(2x-7))' =(1/cos²(2x-7)) *(2x-7)' = (1/cos²(2x-7)) *(2-0) = 2/cos²(2x-7).
***********************
F'(x) =(sinx *cos(2x-3) )' =(sinx)' *cos(2x-3)+sinx* (cos(2x-3) )' =
cosx*cos(2x-3) +sinx*(-(sin(2x-3))*(2x-3)' =cosx*cos(2x-3) - sinx*sin(2x-3)*(2-0) =
cosx*cos(2x-3) -2 sinx*sin(2x-3).
--------
F'(x) =(cos(3-4x)) ' =(cos(4x-3)) ' = -sin(4x-3)*(4x-3)' = -sin(4x-3)*(4-0)' = -4sin(4x-3).
***********************
F'(x) =(tq(2x-7))' =(1/cos²(2x-7)) *(2x-7)' = (1/cos²(2x-7)) *(2-0) = 2/cos²(2x-7).
***********************
F'(x) =(sinx *cos(2x-3) )' =(sinx)' *cos(2x-3)+sinx* (cos(2x-3) )' =
cosx*cos(2x-3) +sinx*(-(sin(2x-3))*(2x-3)' =cosx*cos(2x-3) - sinx*sin(2x-3)*(2-0) =
cosx*cos(2x-3) -2 sinx*sin(2x-3).
Приложения:
![](https://st.uroker.com/files/7e6/7e67ea74955bd1edb049b35a73d0ee37.png)
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