X2+42x+441=0. 49x-x^2=0. X2-10x+21 0. 7x 2x 2 21 0. X2-35=2x.
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X2-10x+21 0. 7x 2x 2 21 0. 7x 2x 2 21 0. X2 49 0 уравнение. 7x 2x 2 21 0.
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3/x+7-3/x-7. X2-10x+21 0. X2-10x+21x. X2=7. X+7/x2-49=0.
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Система неравенств. X2-7x-30>0. 7x 2x 2 21 0. (х2-25)2+(х2+3х-10)2=0. (x-5)^2.
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7x 2x 2 21 0. 3x=28-x. X2-10x+21 0. (x2 −16)2 +(x2 +x−12)2 =0. Х2+х-42=0.
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(x-1)^2=(x+1)^2. 7x 2x 2 21 0. Неравенства с x. 25. (x-7)(x+3).
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X2-10x+21 0. 7x 2x 2 21 0. X2-49=0. X2-5,6x+6,4=0. Решить 2 1 3 3 х -4 х+7 1 1 =0.
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(x^2+3)*(x^2+x+7)>=0. 7x 2x 2 21 0. 2(x-3)=7(2+x). X2+4x-21=0. 2x+10=2-x.
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X3 7x2 4x+28. 7-3(x-2)=5*2x. 7x 2x 2 21 0. (x2-25)2+(x2+2*x-15). 5.
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9х-7/3х-2-4х-5/2х-3 1. X 2 10x 21 0 решите неравенство. X2-10x+21. Решение уравнения 4 1/8-(х-7/8)=3 3/8. 7x 2x 2 21 0.
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Х2у2-0. 7x 2x 2 21 0. (3+x):2=10 решение. X2-10x+21 0. 7x 2x 2 21 0.
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Х2-5х+9 0. Х2-10х+21. 7x 2x 2 21 0. (х^2-25)^2+(. X= 6x-7/x-2.
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X2+2x-14=0. Решений неравенство -4x +3 > 0?. Х1+у2-1-х2у3=0. Х2-10х+21 0. X+2/7=3/5.
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X+6/x+5+10/x 2-25 3/2. Х2+х-42=0. Решите систему неравенств. Решите уравнение 1)7х+1/х+4=0. X2-7x+10 0.
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7x 2x 2 21 0. 7x 2x 2 21 0. -x2+2x/x+10=0. 5x-x2>0. (x+3)² ответ.
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![Решите неравенство x2-7x-30>0. X2=7. X∈[−3,7]. 7x 2x 2 21 0. (3х+4)^2-(2х-3)^2=0.](https://avatars.mds.yandex.net/i?id=b044ed5c1a4358e57be9ddca6b609160_l-5235518-images-thumbs&n=13 "Решите неравенство x2-7x-30>0. X2=7. X∈[−3,7]. 7x 2x 2 21 0. (3х+4)^2-(2х-3)^2=0.")
Решите неравенство x2-7x-30>0. X2=7. X∈[−3,7]. 7x 2x 2 21 0. (3х+4)^2-(2х-3)^2=0.
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X2+x-42=0. X-10x+21=0. 7x 5 3x 1 модуль. (x+2)(x-7). X= 6x-7/x-2.
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(х2-25)2+(х2+2х-15)2=0. X2-10x+21. (x+2)(x-10)>0. 2(x-3)=7(2+x). X2=7.
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(x+2)(x-7)>0. -2x=7-3(3x-7). (7x^2-5x+7) -(5x^2+3x). (x-3)(x-7)=21. 7x 2x 2 21 0.
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X2-10x+21 больше 0. Решение неравенств. 7x 2x 2 21 0. Решить неравенство x2. 7x 2x 2 21 0.
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