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Контрольна робота з теми "Одночлени"

Authored by Марія Онікєєнко

Mathematics

7th Grade

Used 6+ times

Контрольна робота з теми "Одночлени"
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажіть одночлен:

а3−4аbа^3-4аb  

2x+2x\frac{2x+2}{x}  

25

3xy-y

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

1,5×62−24=...1,5\times6^2-2^4=...  

38

46

30

40

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(−113)2−(12)3+(316)0+(−1)7=...\left(-1\frac{1}{3}\right)^2-\left(\frac{1}{2}\right)^3+\left(\frac{3}{16}\right)^0+\left(-1\right)^7=...   

147721\frac{47}{72}  

1515  

1691\frac{6}{9}  

0

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Виконайте дії: х7×х2=...х^7\timesх^2=...  

х14х^{14}  

х5х^5  

х9х^9  

х49х^{49}  

5.

DRAW QUESTION

5 mins • 2 pts

Виконайте дії(4 приклади):

(1) х7×х2=...\left(1\right)\ х^7\timesх^2=...  

(2) х7÷х2=...\left(2\right)\ х^7\divх^2=...  

(3) (х7)2=...\left(3\right)\ \left(х^7\right)^2=...   (4) (х3)7×х2х15=...\left(4\right)\ \frac{\left(х^3\right)^7\timesх^2}{х^{15}}=...  

Media Image

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Подайте вираз у вигляді одночлена стандартного вигляду:

−3а3b2×5a2b7=....-3а^3b^2\times5a^2b^7=....  

−15a6b9-15a^6b^9  

−15a5b9-15a^5b^9  

−15a6b14-15a^6b^{14}  

−15a5b14-15a^5b^{14}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Подайте вираз у вигляді одночлена стандартного вигляду:

 (−3a2b7)3=...\ \left(-3a^2b^7\right)^3=...  

27a8b34327a^8b^{343}  

27a6b2127a^6b^{21}  

−27a8b343-27a^8b^{343}  

−27a6b21-27a^6b^{21}  

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