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Қысқаша көбейту формулалары

Authored by Сулушаш Сулушаш

Mathematics

7th Grade

Used 2+ times

Қысқаша көбейту формулалары
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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

2

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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