Розв'язування квадратних рівнянь
Quiz
•
Mathematics
•
1st - 12th Grade
•
Hard
Галина Татарин
Used 8+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Яке з рівнянь не має коренів?
х2 = 36
х2- 10х = 0
х2- 4 = 0
х2+ 7 = 0
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Скільки коренів має рівняння 2х2- 3х + 4 = 0?
один
два
жодного
безліч
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Корені квадратного рівняння обчислюються за виразом:
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Сума коренів квадратного рівняння х2 + 3х – 10 = 0 дорівнює
3
10
-10
-3
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Добуток коренів квадратного рівняння 5х2 + 13х – 6 = 0 дорівнює:
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Коренями рівняння є числа:
-1; 3
-1
3
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Якщо помножити обидві частини рівняння на спільний знаменник дробів, то одержимо рівняння:
4(х-2)+х+2=х2(х2-4)
4(х+2)+х-2=х2(х2-4)
4(х+2)+х-2=х2
4(х-2)+х+2=х2(х2-4)
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