Ответ:
x = 0
x = 4
Объяснение:
(2x+1)² - 10(2x+1) + 9 = 0
4x² + 4x + 1 - 20x - 10 + 9 = 0
4x² - 16x = 0
x² - 4x = 0
x(x - 4) = 0
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Ответ:
x = 0
x = 4
Объяснение:
(2x+1)² - 10(2x+1) + 9 = 0
4x² + 4x + 1 - 20x - 10 + 9 = 0
4x² - 16x = 0
x² - 4x = 0
x(x - 4) = 0
x = 0
x = 4