Ответ:
-2.5
Пошаговое объяснение:
(2x^2 - 5) / (x + 1) = 2x
2x^2 - 5 = 2x(x + 1)
2x^2 - 5 - 2x^2 - 2x = 0
-2x - 5 = 0
2x = -5
x = -5/2 = -2.5
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Answers & Comments
Ответ:
-2.5
Пошаговое объяснение:
(2x^2 - 5) / (x + 1) = 2x
2x^2 - 5 = 2x(x + 1)
2x^2 - 5 - 2x^2 - 2x = 0
-2x - 5 = 0
2x = -5
x = -5/2 = -2.5