
Многочлены
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Mathematics
7th Grade
Used 11+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Разложите на множители выражение т2 п + тп2
т(т + п).
п(т+ п).
тп(т + п).
(т + п)п2т2.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
упростите выражение -9у(у - 3) + 4,5у(2у - 4)
45у
-45у
9у
-9у
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
При некотором значении a значение выражения а2 - 7а + 3 равно 2. Найдите при этом же значении а значение выражения. 2а 2 - 14а + 10.
4
12
8
14
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Представьте многочлен 2x2 - 4х6 в виде произведения одночлена и многочлена.
2х2 (1 - 2х3).
2х2 (1 - 2х4).
2х2 (2 - х3).
2х2 (2 - х4).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Представьте в виде произведения многочлен ах - ау + 5х - 5у
(х - у)(а + 5).
(х - у)(а - 5).
(х + у)(а - 5).
(х + у)(а + 5).
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какому многочлену равно выражение (х - 3)(х + 7)?
х2 + 4х - 21.
х2 - 4х -21.
х2 + 10х - 21.
х2 - 10х -21.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Упростите выражение (3x + 2)(2х - 1) - ( 5х - 2)(х - 4)
х2 - 23х - 10.
х2 + 23х - 10.
х2 - 21х + 6.
х2 + 21х + 6.
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