Пожалуйста СРОЧНО ТРАЧУ ПОСЛЕДНИЕ БАЛЛЫ ПОМОГИТЕ С НОМЕРАМИ
№908,911,913,914 полностью буду очень благодарна
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908.
![|x| + 3 = 5 \ |x| = 2 \ x_{1} = 2 : : x_{2}= - 2 |x| + 3 = 5 \ |x| = 2 \ x_{1} = 2 : : x_{2}= - 2](https://tex.z-dn.net/?f=+%7Cx%7C++%2B+3+%3D+5+%5C++%7Cx%7C++%3D+2+%5C+x_%7B1%7D+%3D+2+%3A++%3A+x_%7B2%7D%3D++-+2)
![|y| - 2 = 1 \ |y| = 3 \ y_{1} = 3 : : : y_{2} = - 3 |y| - 2 = 1 \ |y| = 3 \ y_{1} = 3 : : : y_{2} = - 3](https://tex.z-dn.net/?f=+%7Cy%7C++-+2+%3D+1+%5C++%7Cy%7C++%3D+3+%5C+y_%7B1%7D++%3D+3+%3A++%3A++%3A+y_%7B2%7D+%3D++-+3)
![|2x | + 3 = 9 \ |2x| = 6 \ 2x = 6 : : : x _{1}= 3 \ 2x = - 6 : : : x _{2} = - 3 |2x | + 3 = 9 \ |2x| = 6 \ 2x = 6 : : : x _{1}= 3 \ 2x = - 6 : : : x _{2} = - 3](https://tex.z-dn.net/?f=+%7C2x+%7C++%2B+3+%3D+9+%5C++%7C2x%7C++%3D+6+%5C+2x+%3D+6+%3A++%3A++%3A+x++_%7B1%7D%3D+3+%5C+2x+%3D++-+6+%3A++%3A++%3A+x+_%7B2%7D++%3D++-+3)
![|5y| - 4 = 6 \ |5y| = 10 \ 5y = 10 : : : y _{1} = 2 \ 5y = - 10 : : : y _{2}= - 2 |5y| - 4 = 6 \ |5y| = 10 \ 5y = 10 : : : y _{1} = 2 \ 5y = - 10 : : : y _{2}= - 2](https://tex.z-dn.net/?f=+%7C5y%7C++-+4+%3D+6+%5C++%7C5y%7C++%3D+10+%5C+5y+%3D+10+%3A++%3A++%3A+y+_%7B1%7D+%3D+2+%5C+5y+%3D++-+10+%3A++%3A++%3A+y+_%7B2%7D%3D++-+2)
![frac{3}{7} + |4x| = 1 \ |4x| = frac{4}{7} \ 4x = frac{4}{7} : : : x _{1} = frac{1}{7} \ 4x = - frac{4}{7} : : : x _{2} = - frac{1}{7} frac{3}{7} + |4x| = 1 \ |4x| = frac{4}{7} \ 4x = frac{4}{7} : : : x _{1} = frac{1}{7} \ 4x = - frac{4}{7} : : : x _{2} = - frac{1}{7}](https://tex.z-dn.net/?f=+frac%7B3%7D%7B7%7D++%2B++%7C4x%7C++%3D+1+%5C++%7C4x%7C++%3D++frac%7B4%7D%7B7%7D++%5C+4x+%3D++frac%7B4%7D%7B7%7D++%3A++%3A++%3A+x+_%7B1%7D+%3D++frac%7B1%7D%7B7%7D++%5C+4x+%3D++-++frac%7B4%7D%7B7%7D++%3A++%3A++%3A+x+_%7B2%7D+%3D++-++frac%7B1%7D%7B7%7D+)
![4 + |3y| = 7 \ |3y| = 3 \ 3y = 3 : : : y _{1} = 1 \ 3y = - 3 : : : y_{2} = - 1 4 + |3y| = 7 \ |3y| = 3 \ 3y = 3 : : : y _{1} = 1 \ 3y = - 3 : : : y_{2} = - 1](https://tex.z-dn.net/?f=4+%2B++%7C3y%7C++%3D+7+%5C++%7C3y%7C++%3D+3+%5C+3y+%3D+3+%3A++%3A++%3A+y+_%7B1%7D+%3D+1+%5C+3y+%3D++-+3+%3A++%3A++%3A+y_%7B2%7D++%3D++-+1)
911.
![|x - 4| = 2 \ x - 4 = 2 : : : x _{1} = 6 \ x - 4 = - 2 : : : x _{2} = 2 |x - 4| = 2 \ x - 4 = 2 : : : x _{1} = 6 \ x - 4 = - 2 : : : x _{2} = 2](https://tex.z-dn.net/?f=+%7Cx+-+4%7C++%3D+2+%5C+x++-+4+%3D+2+%3A++%3A++%3A+x+_%7B1%7D+%3D+6+%5C+x+-+4+%3D++-+2+%3A++%3A++%3A+x+_%7B2%7D+%3D+2)
![|y + 5| = 3 \ y + 5 = 3 : : : y _{1} = - 2 \ y + 5 = - 3 : : : y _{2} = - 8 |y + 5| = 3 \ y + 5 = 3 : : : y _{1} = - 2 \ y + 5 = - 3 : : : y _{2} = - 8](https://tex.z-dn.net/?f=+%7Cy+%2B+5%7C++%3D+3+%5C++y+%2B+5+%3D+3+%3A++%3A++%3A+y+_%7B1%7D+%3D++-+2+%5C+y+%2B+5+%3D++-+3+%3A++%3A++%3A+y+_%7B2%7D+%3D++-+8)
![|3 + x| = 1.5 \ 3 + x = 1.5 : : : x_{1} = - 1.5 \ 3 + x = - 1.5 : : : x_{2} = - 4.5 |3 + x| = 1.5 \ 3 + x = 1.5 : : : x_{1} = - 1.5 \ 3 + x = - 1.5 : : : x_{2} = - 4.5](https://tex.z-dn.net/?f=+%7C3+%2B+x%7C++%3D+1.5+%5C+3+%2B+x+%3D+1.5+%3A++%3A++%3A+x_%7B1%7D+%3D++-+1.5+%5C+3+%2B+x+%3D++-+1.5+%3A++%3A++%3A+x_%7B2%7D+%3D++-+4.5)
![|7 - y| = - 2 |7 - y| = - 2](https://tex.z-dn.net/?f=+%7C7+-+y%7C++%3D++-+2)
Решений нет. Функция модуля всегда положительна.
![|x + 3| + 4= 9 \ |x + 3| = 5 \ x + 3 = 5 : : : x_{1} = 2 \ x + 3 = - 5 : : : x _{2} = - 8 |x + 3| + 4= 9 \ |x + 3| = 5 \ x + 3 = 5 : : : x_{1} = 2 \ x + 3 = - 5 : : : x _{2} = - 8](https://tex.z-dn.net/?f=+%7Cx+%2B+3%7C++%2B++4%3D+9+%5C++%7Cx+%2B++3%7C++%3D+5+%5C+x+%2B+3+%3D+5+%3A++%3A++%3A+x_%7B1%7D+%3D+2+%5C+x+%2B+3+%3D++-+5+%3A++%3A++%3A+x+_%7B2%7D+%3D++-+8)
![|y - 2| + 8 = 5 \ |y - 2| = - 3 |y - 2| + 8 = 5 \ |y - 2| = - 3](https://tex.z-dn.net/?f=+%7Cy+-+2%7C++%2B+8+%3D+5+%5C++%7Cy+-+2%7C++%3D++-+3)
Решений нет. Функция можуля положительна.
913.
![5 |x| + 3 = 7 \ 5 |x| = 4 \ |x| = frac{4}{5} \ x _{1} = frac{4}{5} \ x _{2} = - frac{4}{5} 5 |x| + 3 = 7 \ 5 |x| = 4 \ |x| = frac{4}{5} \ x _{1} = frac{4}{5} \ x _{2} = - frac{4}{5}](https://tex.z-dn.net/?f=5+%7Cx%7C++%2B+3+%3D+7+%5C+5+%7Cx%7C++%3D+4+%5C++%7Cx%7C++%3D++frac%7B4%7D%7B5%7D++%5C+x+_%7B1%7D+%3D++frac%7B4%7D%7B5%7D++%5C+x+_%7B2%7D+%3D++-++frac%7B4%7D%7B5%7D+)
![1.7 |x| + 4.9 = 10 \ 1. 7|x| = 5.1 \ |x| = 3 \ x_{1} = 3 \ x_{2} = - 3 1.7 |x| + 4.9 = 10 \ 1. 7|x| = 5.1 \ |x| = 3 \ x_{1} = 3 \ x_{2} = - 3](https://tex.z-dn.net/?f=1.7+%7Cx%7C++%2B+4.9+%3D+10+%5C+1.+7%7Cx%7C++%3D+5.1+%5C++%7Cx%7C++%3D+3+%5C+x_%7B1%7D+%3D+3+%5C+x_%7B2%7D+%3D++-+3)
![2.5 |3y| = 15 \ |3y| = 6 \ 3y = 6 : : : y_{1} = 2 \ 3y = - 6 : : : y_{2} = - 2 2.5 |3y| = 15 \ |3y| = 6 \ 3y = 6 : : : y_{1} = 2 \ 3y = - 6 : : : y_{2} = - 2](https://tex.z-dn.net/?f=2.5+%7C3y%7C++%3D+15+%5C++%7C3y%7C++%3D+6+%5C+3y+%3D+6+%3A++%3A++%3A+y_%7B1%7D+%3D+2+%5C+3y+%3D++-+6+%3A++%3A++%3A+y_%7B2%7D+%3D++-+2)
914.
![|2x + 14| = 6 \ 2x + 14 = 6 : : : 2x = - 8 : : : x _{1} = - 4\ 2x + 14 = - 6: : : 2x = - 20 : : : x_{2} = - 10 |2x + 14| = 6 \ 2x + 14 = 6 : : : 2x = - 8 : : : x _{1} = - 4\ 2x + 14 = - 6: : : 2x = - 20 : : : x_{2} = - 10](https://tex.z-dn.net/?f=+%7C2x+%2B+14%7C++%3D+6+%5C+2x+%2B+14+%3D+6+%3A++%3A++%3A+2x+%3D++-+8+%3A++%3A++%3A+x+_%7B1%7D+%3D++-+4%5C++2x+%2B+14+%3D++-+6%3A++%3A++%3A+2x+%3D++-+20+%3A++%3A++%3A+x_%7B2%7D+%3D++-+10+)
![|9x - 18| = 27 \ 9x - 18 = 27 : : : 9x = 45 : : : x_{1} = 5 \ 9x - 18 = - 27 : : : 9x = - 9 : : : x_{2}= - 1 |9x - 18| = 27 \ 9x - 18 = 27 : : : 9x = 45 : : : x_{1} = 5 \ 9x - 18 = - 27 : : : 9x = - 9 : : : x_{2}= - 1](https://tex.z-dn.net/?f=+%7C9x+-+18%7C++%3D+27+%5C+9x+-+18+%3D+27+%3A++%3A++%3A+9x+%3D+45+%3A++%3A++%3A+x_%7B1%7D+%3D+5+%5C+9x+-+18+%3D++-+27+%3A++%3A++%3A+9x+%3D++-+9+%3A++%3A++%3A+x_%7B2%7D%3D++-+1)
![|8x + 12| = 20 \ 8x + 12 = 20 : : : 8x = 8 : : : x_{1} = 1 \ 8x + 12 = - 20 : : : 8x = - 32 : : : x_{2} = - 4 |8x + 12| = 20 \ 8x + 12 = 20 : : : 8x = 8 : : : x_{1} = 1 \ 8x + 12 = - 20 : : : 8x = - 32 : : : x_{2} = - 4](https://tex.z-dn.net/?f=+%7C8x+%2B+12%7C++%3D+20+%5C+8x+%2B+12+%3D+20+%3A++%3A++%3A+8x+%3D+8+%3A++%3A++%3A+x_%7B1%7D+%3D+1+%5C+8x+%2B+12+%3D++-+20+%3A++%3A++%3A+8x+%3D++-+32+%3A++%3A++%3A+x_%7B2%7D+%3D++-+4)
![|15x - 10| = 5 \ 15x - 10 = 5 : : : 15x = 15 : : : x _{1} = 1 \ 15x - 10 = - 5 : : : 15x = 5 : : : x_{2} = frac{1}{3} |15x - 10| = 5 \ 15x - 10 = 5 : : : 15x = 15 : : : x _{1} = 1 \ 15x - 10 = - 5 : : : 15x = 5 : : : x_{2} = frac{1}{3}](https://tex.z-dn.net/?f=+%7C15x+-+10%7C++%3D+5+%5C+15x+-+10+%3D+5+%3A++%3A++%3A+15x+%3D+15+%3A++%3A++%3A+x+_%7B1%7D+%3D+1+%5C+15x+-+10++%3D++-+5+%3A++%3A++%3A+15x+%3D+5+%3A++%3A++%3A+x_%7B2%7D+%3D++frac%7B1%7D%7B3%7D+)
![|9x + 15| = 6 \ 9x + 15 = 6 : : : 9x = - 9 : : : x _{1} = - 1 \ 9x + 15 = - 6 : : : 9x = - 21 : : : x_{2} = - frac{7}{3} |9x + 15| = 6 \ 9x + 15 = 6 : : : 9x = - 9 : : : x _{1} = - 1 \ 9x + 15 = - 6 : : : 9x = - 21 : : : x_{2} = - frac{7}{3}](https://tex.z-dn.net/?f=+%7C9x+%2B+15%7C++%3D+6+%5C+9x+%2B+15+%3D+6+%3A++%3A++%3A+9x+%3D++-+9+%3A++%3A++%3A+x+_%7B1%7D+%3D++-+1+%5C+9x+%2B+15+%3D++-+6+%3A++%3A++%3A+9x+%3D++-+21+%3A++%3A++%3A+x_%7B2%7D+%3D++-++frac%7B7%7D%7B3%7D+)
![|8x - 6| = 14 \ 8x - 6 = 14 : : : 8x = 20 : : : x_{1} = 2.5 \ 8x - 6 = - 14 : : : 8x = - 8 : : : x_{2} = - 1 |8x - 6| = 14 \ 8x - 6 = 14 : : : 8x = 20 : : : x_{1} = 2.5 \ 8x - 6 = - 14 : : : 8x = - 8 : : : x_{2} = - 1](https://tex.z-dn.net/?f=+%7C8x+-+6%7C++%3D+14+%5C+8x+-+6+%3D+14+%3A++%3A++%3A+8x+%3D+20+%3A++%3A++%3A+x_%7B1%7D+%3D+2.5+%5C+8x+-+6+%3D++-+14+%3A++%3A++%3A+8x+%3D++-+8+%3A++%3A++%3A+x_%7B2%7D+%3D++-+1)
911.
Решений нет. Функция модуля всегда положительна.
Решений нет. Функция можуля положительна.
913.
914.
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0
спасибо
Ответ дал:
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