Ответ:
Г)
Объяснение:
2x² - 5x - 3 = 0
a = 2, b = -5 ,c = -3
D = b² - 4ac = (-5)² - 4·2·(-3) = 25 + 24 = 49
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Ответ:
Г)
Объяснение:
2x² - 5x - 3 = 0
a = 2, b = -5 ,c = -3
D = b² - 4ac = (-5)² - 4·2·(-3) = 25 + 24 = 49