
Формулы сокращённого умножения
Authored by Настя Беспалова
Mathematics
5th - 12th Grade
Used 9+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Разложить на множители: 25-b2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Звездочку заменить одночленом так, чтобы получилось верное равенство:
m8 - (*) =(m4-25)(m4+25).
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Упростить:
(m2-2b)(m2+2b)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Раскройте скобки (7в + 2а)2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Раскройте скобки (-5а - 4в)2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Разложите на множители
49 − 9х2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Раскройте скобки (2x+3y)2
2x2 +3y2
4x2+6x*y+3y2
4x2+12x*y+9y2
2x2+12x*y+9y
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