
Квадратные уравнения
Authored by Yulia Grosheva
Mathematics
8th Grade
Used 7+ times

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15 questions
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1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Какие уравнения являются квадратными
3х2 - 5х + 5 = 0
25 = х2
6х - 4х2 = 0
х2 - 5х3 + 5 = 7х
7х2 + 4х - 2 = 5х + 7х2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
В уравнении 3х2 -5х + 7 = 0 назовите старший коэффициент
-5
7
3
0
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
В уравнении 2х2 - х + 1 = 0 назовите второй коэффициент
1
2
-1
0
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Среди уравнений укажите неполные квадратные
5х - 3 = х2
2х - 7 = 0
х2 = 25
3х2 + 5х = 0
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Решите уравнение х2 - 16х = 0
16
0
4 и -4
0 и 16
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Решите уравнение х2 - 36 = 0
36
6
-6
6 и -6
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Решите уравнение 2,34х2 = 0
нет корней
0
-2,34
1 или -1
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