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Қысқаша көбейту формулалары

Authored by Əсет Танақұлов

Mathematics

7th Grade

Used 418+ times

Қысқаша көбейту формулалары
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10 questions

Show all answers

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)2\left(8x^3+9y^4\right)^2  

(8x3−9y4)2\left(8x^3-9y^4\right)^2  

(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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