8 кл. Квадратни уравнения
Quiz
•
Mathematics
•
8th Grade
•
Medium
Pavlin Staikov
Used 10+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Колко корена има уравнението ?
Няма реални корени
един корен
два корена
Не може да се определи
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Колко корена има уравнението ?
Няма реални корени
един корен
два корена
Не може да се определи
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Колко корена има уравнението ?
Няма реални корени
един корен
два корена
Не може да се определи
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Дискриминантата от съкратената формула за уравнението е равна на:
12
20
3
2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Уравнението има два корена . Тогава
4
-4
1
-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Уравнението има два корена . Тогава
4
-4
1
-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
и . Уравнението е:
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Кое от следните твърдения е вярно за двата корена на уравнението ?
И двата са положителни
И двата са отрицателни
Имат различни знаци
Не може да се определи
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