Квадратные уравнения 8 класс
Quiz
•
Mathematics
•
1st Grade
•
Practice Problem
•
Medium
ivan yanchenko
Used 27+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите первый коэффициент уравнения 5х2+4х-8=0
5
4
-8
-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите второй коэффициент уравнения 5х2+4х-8=0
5
4
-8
-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите свободный член уравнения 5х2+4х-8=0
5
4
-8
-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Если D>0, то сколько корней имеет квадратное уравнение?
1
2
3
нет корней
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Если D<0, то сколько корней имеет квадратное уравнение?
1
2
3
нет корней
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Если D=0, то сколько корней имеет квадратное уравнение?
1
2
3
нет корней
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Уравнение называется привиденным, если первый коэффициент равен 2
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