
ЕКІ ӨРНЕКТІҢ ҚОСЫНДЫСЫНЫҢ ЖӘНЕ АЙЫРМАСЫНЫҢ КВАДРАТЫ
Authored by Майра Жумадилла
Mathematics
7th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упрости выражение
(b + 3с)2 + (b + 3c)(b - 3c)
2b2 + 6bc
b2 + 9c2
2b2 + 6c - 9c2
2b2 + 6c + 9c2
2.
FILL IN THE BLANKS QUESTION
15 mins • 1 pt
(x - 4)2 + 2(4 + x)(4 - x) + (x + 4)2
найди значения при х = -1,2
(a)
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упрости выражение
(7m - 2)2 - (7m - 1)(7m + 1)
28m + 10.
- 28m - 5.
- 28m + 5.
28m + 5.
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
(3x + 4y)2=?
9x2+24xy+4y2
9x2-24xy+16y2
3x2+24xy+16y2
9x2+24xy+16y2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(x – xy2)2 =?
x2-2x2y2+x2y4
x2+2x2y2+x2y4
2x2-2x2y2+x2y4
x2-x2y2+x2y4
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Көбейткіштерге жікте: 36x2 – 12xc2 + c4.
(4x – c)2
(4x + c)2
(6x +c)2
(6x – c)2
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Көпмүше түрінде жаз: (5d – 2c)2=?
25d2 – 20dc + 4c2
25d2 – 20dc -4c2
25d2 +20dc + 4c2
25d2 – 20dc + 2c2
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