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Loule
@Loule
July 2022
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СРОЧНО!!!!!!Решите уравнения:а)3х
² + 5х -2 = 0
(полностью расписать) б)2х
² - 7х + 3 = 0
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vasilisaya
А) D = 25-4*3*(-2)=49
x1 = -5+7/6=1/3 x2=-5-7/6=-2
б)D= 49 - 4*2*3=25
x1= 7+5/6=2 x2=7-5/6=1/3
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Answers & Comments
x1 = -5+7/6=1/3 x2=-5-7/6=-2
б)D= 49 - 4*2*3=25
x1= 7+5/6=2 x2=7-5/6=1/3