
Квадратные уравнения
Authored by Павел Викторович
Mathematics
8th - 9th Grade
Used 19+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равна сумма корней уравнения x2-341x+7=0?
-341
11234
7
341
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите формулу нахождения дискриминанта квадратного уравнения
D =b2 +4ac
D =b2 -4ac
D=-b-4ac
D=abc
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равно произведение корней уравнения x2-17x+8=0?
8
9
17
-9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько корней имеет уравнение, если дискриминант больше 7?
1
2
0
3
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Выберите корни уравнения x(x-7)=0
0
1
-7
7
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