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Többtagú polinomok szorzása

Authored by Zsolt Kovacs

Mathematics

1st - 12th Grade

Used 9+ times

Többtagú polinomok szorzása
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2×(a+3)=?2\times\left(a+3\right)=?  

 2a+32a+3  

 2a+62a+6  

 a2+3a^2+3  

 a2+6a^2+6  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a×(b+5)=?a\times\left(b+5\right)=?  

 a×b+5a\times b+5  

 ab+5aab+5a  

 5ab5ab  

 5a+b5a+b  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a×(a+1)=?a\times\left(a+1\right)=?  

 a2+aa^2+a  

 2a+a2a+a  

 3a3a  

 a2+1a^2+1  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 5a×(3a+2)=?5a\times\left(3a+2\right)=?  

 15a+1015a+10  

 30a+1030a+10  

 15a2+1015a^2+10  

 a2+50a^2+50  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (b+7)×3a=?\left(b+7\right)\times3a=?  

 ab+21ab+21  

 3ab+213ab+21  

 3ab+21a3ab+21a  

 ab+21aab+21a  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (a+7)+(b+3)=?\left(a+7\right)+\left(b+3\right)=?  

 ab+3a+7b+21ab+3a+7b+21  

 ab+7a+3b+21ab+7a+3b+21  

 21ab21ab  

 3a2+7b23a^2+7b^2  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (a+2)×(a3)=?\left(a+2\right)\times\left(a-3\right)=?  

 a6a-6  

 a+6a+6  

 a2+a6a^2+a-6  

 a2a6a^2-a-6  

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