Найдите дискриминант уравнения x^2 - 4x + 4 = 0

Квадратные уравнения

Quiz
•
Mathematics
•
11th Grade
•
Medium
Сергей Свидин
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
4
0
1
-4
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Решите уравнение 2x^2 - 5x + 2 = 0, используя формулу корней квадратного уравнения
x = 0, x = 4
x = 2, x = 0.5
x = 3, x = -1
x = 1, x = -2
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Чему равен дискриминант уравнения 3x^2 + 6x + 3 = 0?
0
9
3
6
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Найдите корни уравнения x^2 - 6x + 9 = 0
x = 4
x = 3
x = 5
x = 2
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Какие значения принимает дискриминант уравнения x^2 + 4x + 4 = 0?
Дискриминант равен 1.
Дискриминант равен 0.
Дискриминант равен -4.
Дискриминант равен 10.
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Решите уравнение 4x^2 - 4x - 3 = 0, используя формулу корней квадратного уравнения
x = 1, -2
x = 1.5, -0.5
x = 2, -1
x = 0, -3
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Найдите корни уравнения 2x^2 - 3x - 2 = 0
x = 0, 4
x = 1, -2
x = -1, 3
x = 2, -0.5
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