
Қысқаша көбейту формулалары
Authored by Сулушаш Сулушаш
Mathematics
7th Grade
Used 2+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(a+3c)2
a2+ 9ac + 9c2
a2+ 6ac + 9c2
a2+ ac + 9c2
a2+ ac + c2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(b+4d)2
b2+ 16bd + 16d2
b2+ 4bd + d2
b2+ 4bd + 16d2
b2+ 8bd + 16d2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x-5y)2
x2 - 10xy + 25y2
x2 - 5xy + 25y2
x2 + 10xy + 25y2
x2 - 10xy + 5y2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(2m+3n)2
2m2 + 12mn + 9n2
2m2 + 6mn + 3n2
4m2 + 12mn + 9n2
4m2 + 6mn + 9n2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(b+5a)(b-5a)
25a2 -25b2
25a2
b2 -25a2
b2 +25a2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(4-2x)(4+2x)
16-4х2
4х2
16+4х2
16х24
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(3x+2y)(3x-2y)
6xy - 4y2
9x2 - 4y2
9x2 + 4y2
6xy + 4y2
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