
Контрольная работа на тему "Квадратные уравнения"
Authored by Феруза Юсупова
Mathematics
8th Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Вычислите неполное квадратное уравнение: 3х2-27=0
х1=5
х2=-5
х1=3
х2=-3
х1=10
х2=-10
х1=5
х2=5
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Вычислите квадратное уравнение(D): х2+4х+3=0
(-2, -5)
(-3, 4)
(-1, -3)
(0,2)
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Теорема Виета:
х1+х2=-b/a
х1*х2=c/a
х1+х2=-c/a
х1*х2=b/a
х1+х2=-b/a
х1*х2=c/b
х1+х2=b/a
х1*х2=-c/a
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Решите уравнение с Дискриминантом:
(-2, -2)
(2,2)
(2, -2)
(2,-2.6)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Решите уравнения применяя теорему Виета: а2-3а-40=0
(5,8)
(8,-5)
(-8, -5)
(10,5)
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