Квадратные уравнения

Quiz
•
Mathematics
•
5th Grade
•
Hard

Анна Майорова
Used 8+ times
FREE Resource
6 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Уравнение вида ах2 + вх + с = 0 называется
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выбери полное квадратное уравнение
х2 + 4х + 4 = 0
х2 - 9 = 0
2х + 16 = 0
3.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Чему равны коэффициенты данного квадратного трёхчлена 3х2 + 7х - 1
а =
в =
с =
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Найдите корни уравнения:
не имеет корней
-4
1
4
-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Дискриминант квадратного уравнения можно вычислить по формуле...
D = - b2 - 4ac
D = b2 - 4ac
D = b2 + 4ac
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите произведение корней уравнения:
7
-7
-14
14
2
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