Контрольна робота(алгебра 8 клас)

Quiz
•
Mathematics
•
8th Grade
•
Hard
Галина Татарин
Used 10+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Відмітьте, які з чисел є коренями квадратного тричлена
2
5
7
-2
-5
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Відмітьте, які з чисел є коренями квадратного тричлена
3
-3
7
-7
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Відмітьте, які з чисел є коренями квадратного тричлена -6x2-7x+3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Розкладіть на множники квадратний тричлен 2х2 – 6х – 8
2(х + 4)(х – 1)
(х – 4)(х + 1)
2(х – 4)(х + 1)
(х + 4)(х – 1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Розкладіть на множники квадратний тричлен х2 – 5х + 6
(х + 2)(х + 3)
2(х + 2)(х + 3)
2(х – 2)(х – 3)
(х – 2)(х – 3)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Відмітьте, які з виразів є квадратними тричленами
0,5х2 – 10х + х4
х3 + 3х
8х + 10
х2 + 7
х2 – х + 0,87
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Оберіть правильний варіант рівності
ax2 + bx + c = a(x – x1)(x – x2)
ax2 + bx + c = (x – x1)(x – x2)
ax2 + bx + c = a(x + x1)(x +x2)
ax2 + bx + c = (x + x1)(x + x2)
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