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Қысқаша көбейту формулалары

Authored by Актенге Арипкызы

Mathematics

1st - 10th Grade

Used 10+ times

Қысқаша көбейту формулалары
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13 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

(a+7)2

a2 – 14a + 14

a2 + 14a + 49

a2 + 7a + 49

a2 + 14

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

(2k + 4p)2

4k2 + 16p2

4k2 + 8kp + 16p2

2k2 + 16kp + 4p2

4k2 + 16kp + 16p2

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Үшмүшесі екімүшенің квадраты болатындай етіп, тиісті бірмүшені таңда: 49y2 – 42yz + ...

3z2

9z2

16z2

36z2

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

(a + n)(a - n) екімүшелердің көбейтіндісін тап

a2 + n2

a2 + an – n2

n2 – a2

a2 – n2

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

(5a – 3b)(5a + 3b) көбейтуді орында

9a2 – 25b2

25a2 – 9b2

25a2 + 9b2

9a2 + 25b2

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

с2– 81

(c – 1)(c – 81)

(9 – c)(c + 9)

(c – 9)(c – 9)

(c – 9)(c + 9)

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

a3 + 125

(a – 5)(a2 – 10a + 25)

(a + 5)(a2 – 10a + 25)

(a + 5)(a2 + 5a + 25)

(a + 5)(a2 – 5a + 25)

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