
Квадратное уравнение 8 класс
Authored by Дарья Алексеева
Mathematics
9th Grade
Used 4+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найти дискриминант квадратного уравнения
49
-31
-119
46
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой буквой обозначается дискриминант?
D
V
A
B
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Чему равен корень неполного квадратного уравнения x2 - 49 = 0
49
7
-7
-49
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Как называется уравнение 6x2 - x - 2 = 0?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
По какой формуле можно найти дискриминант?
-b/2a
b1 × qn-1
b2 - 4ac
1/an
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Теорема какого математика используется при поиске корней квадратного уравнения?
Андрея Колмогорова
Готфрида Лейбница
Блеза Паскаля
Франсуа Виета
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько корней имеет квадратное уравнение при D=0?
0
1
2
3
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