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stepanenko16liza
@stepanenko16liza
July 2022
2
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Решите неравенство x^2+11/2x-3>0
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mihailik
Умножаем все на 2
2x^2 + 11x - 6 > 0
Приравниваем к 0
2x^2 +11x-6 = 0
Вычисляем дискриминант
D = 121 +4*6*2= 169
x1= (-11+13)/4 =
0.5
x2= (-11-13)/4=
-6
0 votes
Thanks 0
mihailik
не правильно
mihailik
Репортните мой ответ плз
ytekjdbvsq
Пишите, если что не так.
0 votes
Thanks 0
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Answers & Comments
2x^2 + 11x - 6 > 0
Приравниваем к 0
2x^2 +11x-6 = 0
Вычисляем дискриминант
D = 121 +4*6*2= 169
x1= (-11+13)/4 = 0.5
x2= (-11-13)/4= -6