Многочлени.Діагностувальна робота
Authored by Ірина Карпець
Mathematics
7th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Спростіть вираз –9y (y – 3) + 4,5y (2y – 4)
45y
–45y
–9y
9y
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Якому многочлену дорівнює вираз (x – 3) (x + 7)?
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Спростіть вираз (3x + 2) (2x – 1) – (5x – 2) (x – 4)
x2 + 23x – 10
x2 – 21x + 6
x2 + 21x + 6
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Винесіть спільний множник за дужки: 3mn – 4mk
n (3m – 4k)
m (3n – 4k)
n (4m – 3k)
m (4n – 3k)
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Розкладіть на множники вираз m2n + mn2
m (m + n)
n (m + n)
mn (m + n)
m2n2(m+n)
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Розв’яжіть рівняння x2 – 2x = 0
0
0; -2
0; 2
2
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Розкладіть на множники многочлен ax – ay + 5x – 5y
(x – y) (a + 5)
(x – y) (a – 5)
(x + y) (a – 5)
(x + y) (a + 5)
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