Қысқаша көбейту формулалары
Authored by Əсет Танақұлов
Mathematics
7th Grade
Used 414+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
(3a+2b)2
9a2+12ab+4b2
9a2-12ab+4b2
9a2-4b2
9a2+4b2
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
4a2-20ab+25b2
(2a-15b)2
(2a+5b)2
(2a-5b)2
(2a+15b)2
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
(12a+7b)(12a-7b)
144a2+49b2
144a2+168ab+49b2
144a2-168ab+49b2
144a2-49b2
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
(x+6y)2
x2-12xy+36y2
x2+12xy+36y2
x2-36y2
x2+12xy-36y2
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
(4x-7y)2
16x2+56xy-49y2
16x2-56xy-49y2
16x2+56xy+49y2
16x2-56xy+49y2
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
64x6-81y8
(8x3+9y4)(8x3-9y4)
(8x3+9y4)(8x3+9y4)
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
7y3(y-x2)(y+x2)
7y5+28y3x4
7y5-7y3x4
7y-28y3x4
7y5-8y3x4
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