4cos(2x-x/6)=2. Cos(2п-2x). 6cos2x+5sinx-2 0. Cos(2x+п/6)+1=0. Cos6x.
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![6cos2x-5cosx+1=0. -2cos4x+cos4x-cos6x. X принадлежит [2п; 7п/2]. Cos2x-5√2cosx-5=0. Cos2x-cos6x 0.](https://tex.z-dn.net/?f=6cos2x%2Bcosx-1%3D0%5C%5C%5C%5C+6+%5Ccdot+%28cos%5E%7B2%7Dx-sin%5E%7B2%7Dx%29%2Bcosx-1%3D0%5C%5C%5C%5C+6%5Ccdot+%28cos%5E%7B2%7Dx-1%2Bcos%5E%7B2%7Dx%29%2Bcosx-1%3D0%5C%5C%5C%5C+6%5Ccdot+%282cos%5E%7B2%7Dx-1%29%2Bcosx-1%3D0%5C%5C%5C%5C+12cos%5E%7B2%7Dx%2Bcosx-7%3D0%5C%5C%5C%5C+cosx%3Dt%3B%5C%5C%5C%5C+12t%5E%7B2%7D%2Bt-7%3D0%5C%5C%5C%5C+D%3D1-4%2A%28-7%29%2A12%3D337%5C%5C%5C%5C+t%3D%5Cfrac%7B-1%2B-%5Csqrt%7B337%7D%7D%7B24%7D%5C%5C%5C%5C+cos+x%3D%5Cfrac%7B-1%2B-%5Csqrt%7B337%7D%7D%7B24%7D%5C%5C%5C%5C+x%3Darccos%5Cfrac%7B-1%2B-%5Csqrt%7B337%7D%7D%7B24%7D "6cos2x-5cosx+1=0. -2cos4x+cos4x-cos6x. X принадлежит [2п; 7п/2]. Cos2x-5√2cosx-5=0. Cos2x-cos6x 0.")
6cos2x-5cosx+1=0. -2cos4x+cos4x-cos6x. X принадлежит [2п; 7п/2]. Cos2x-5√2cosx-5=0. Cos2x-cos6x 0.
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![2cos2x+sinx+1 [0 2п]. Cos2x 0 6. Cos^2 6x. П/6. 4cos(2x-x/6)=2.](https://avatars.mds.yandex.net/i?id=c257311ec3bac490afaefa0fe35f4d2d_l-5234314-images-thumbs&n=13 "2cos2x+sinx+1 [0 2п]. Cos2x 0 6. Cos^2 6x. П/6. 4cos(2x-x/6)=2.")
2cos2x+sinx+1 [0 2п]. Cos2x 0 6. Cos^2 6x. П/6. 4cos(2x-x/6)=2.
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Cos2x 0 6. Cos x пи. Cos2x 0 6. Cos2x 0 6. Cos2x 0 6.
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Cos2x-5корень2cosx-5. Cos x=-0,6. Cos2x 0 6. Cos2x 0 6. Sin2x+2sinxcosx-3cos2x 0.
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3cos2x-5sinx+1 п 5п/2. 7п/2. Cosx 1 решение. Cos2x 0 6. Cos2x.
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Cos2x 0 6. Cos2x 0 6. Решите уравнение cos 4x – cos2x = 1. Cos 2x pi/6 +1 равно 0. Cos2x 0 6.
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Cos2x 0 6. Уравнение cos x 0. Cos²x =0. Sin3x - sinx корень cosx. Sin2x.
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Sin x/5+п/9 = -1. Cos2x. Cos^2x=0,75. X-pi/2. Cos x 1/2 решить решить уравнение.
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Cos п 6 2x -1. Cos2x 0 6. Cos2x 0 6. 4cos4x-4cos2x+1 0. Cos 6.
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Решите уравнение 4cos^2x=3cos2x+1. Cos2x 0 6. Cos2x. Cos2x 0 6. Cos2x-1=0.
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Разложить cos6x. Cos(2x+пи/6)+1=0. Решить уравнение 6sin 2x-sinx =1. Cosx+cos2x+cos6x+cos7x 4cosx/2cos5x/2cos4x. Cos п 6 2x -1.
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Cos2x-5 корень из 2 cosx-5 0. 1/cos2x-3/cosx+2 0 -3п -3п/2. Решением уравнения sin2x−5sinxcosx=6cos2x. Cos2x-cosx=0. Cos(п-x).
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Cos x = 1. 75 решение. Cos2x. Cos6x+2cos2x 0. Cosx cos2x cos4x.
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6cos2x+sin2x=cos2x+2. Sin3x sinx 0 решите уравнение. Cos2x 0 6. Cos2x 0 6. Уравнение cos 6x+6sin2x=0.
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Cos2x-cos(-x)=0. Cos2x 0 6. 6cos2x-7cosx-5 0. 6cos2x-5sinx-2 0 -7п/2 -5п/2. Sin^2x-6sinxcosx+5cos^2x=0.
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Cos2x 0 6. 1-cos2x. Уравнение cos 6x+6sin2x=0. 6sin2x+sinxcosx-cos2x 2. 5-cosx-cos2x=0.
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2cos x 2 п 6 корень из 3. 8*x^2>=1+2*x. 4cos4x-4cos2x+1 0. Cos2x 0 6. Sin^2x-6sinxcosx+5cos^2x=0.
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![Cos2x 0 6. Cos2x 0 6. 2cos x 2 п 6 корень из 3. X принадлежит [2п; 7п/2]. Cos2x 0 6.](https://avatars.mds.yandex.net/i?id=406b2e1cc58d351b23051ee9e92e8678_l-5241446-images-thumbs&n=13 "Cos2x 0 6. Cos2x 0 6. 2cos x 2 п 6 корень из 3. X принадлежит [2п; 7п/2]. Cos2x 0 6.")
Cos2x 0 6. Cos2x 0 6. 2cos x 2 п 6 корень из 3. X принадлежит [2п; 7п/2]. Cos2x 0 6.
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4cos(2x-x/6)=2. Cos2x 0 6. 7п/2. Cos2x-cos(-x)=0. Cos²x =0.
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![2cos2x+sinx+1 [0 2п]. Cos2x 0 6. Cos^2 6x. П/6. 4cos(2x-x/6)=2.](https://reshimvse.com/img/1487887484r.jpg "2cos2x+sinx+1 [0 2п]. Cos2x 0 6. Cos^2 6x. П/6. 4cos(2x-x/6)=2.")
.png "2cos x 2 п 6 корень из 3. 8*x^2>=1+2*x. 4cos4x-4cos2x+1 0. Cos2x 0 6. Sin^2x-6sinxcosx+5cos^2x=0.")
![Cos2x 0 6. Cos2x 0 6. 2cos x 2 п 6 корень из 3. X принадлежит [2п; 7п/2]. Cos2x 0 6.](https://otvet.ya.guru/media/im/55/fe/55fe61c58562023e83ef47894dec3df8.jpg "Cos2x 0 6. Cos2x 0 6. 2cos x 2 п 6 корень из 3. X принадлежит [2п; 7п/2]. Cos2x 0 6.")
