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Keamam
6 год назад
x^2+(5x-2)-(3[+1) = 3x+x^2 решите уравнение
ОТВЕТЫ
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Савёлович
Jun 30, 2019
X^2 + 5x - 2 - 3x - 1 = 3x + x^2
x^2 + 2x - 3 = 3x + x^2
x^2 + 2x - 3 - 3x - x^2 = 0
x^2 - x^2 + 2x - 3x - 3 = 0
- x - 3 = 0
- x = 3
x = - 3
x^2 + 2x - 3 = 3x + x^2
x^2 + 2x - 3 - 3x - x^2 = 0
x^2 - x^2 + 2x - 3x - 3 = 0
- x - 3 = 0
- x = 3
x = - 3
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