
Қысқаша көбейту формуласы
Authored by Хадиша Ердешова
Mathematics
7th Grade
Used 7+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі өрнектің квадраттарының айырмасы неге тең?
a2−b2=(a−b)(a−b)
a2−b2=(a−b)(a+b)
a2−b2=(a+b)(a+b)
a2−b2=(a−b)(a*b)
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
64+9х2
4-9х2
64-19х2
64-9х2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
а2+в2
4а2+в
а2-в2
(а+в)2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(2а-1)2
(2а+1)2
(а-1)2
(4а-1)2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(х-у)(х+у)
(х-у)2
(х+у)2
(х+у)3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
а2+8а+4
а2-8а+16
а2-8а+8
а2+4а+4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
9а2+6ав+в2
9а2-6ав+в2
6а2+6ав+в2
9а23ав+в2
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