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Разлика квадрата и квадрат бинома

Authored by Valerija Vojnović

Mathematics

7th Grade

Used 5+ times

Разлика квадрата и квадрат бинома
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (c+1)(c1)\left(c+1\right)\left(c-1\right)  је

 c22c+1c^2-2c+1  

 c2+2c1c^2+2c-1  

 c21c^2-1  

 c2+1c^2+1  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (4x3)(4x+3) \left(4x-3\right)\left(4x+3\right)\   je

 16x916x-9  

 16x2+916x^2+9  

 16x2916x^2-9  

 16x224x+916x^2-24x+9  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (3b+2a)2\left(3b+2a\right)^2  je

 9b2+12ab+4a9b^2+12ab+4a  

 9b2+12ab+4a29b^2+12ab+4a^2  

 9b2+4a29b^2+4a^2  

 9b+12ab+4a29b+12ab+4a^2  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (7x+5)2\left(7x+5\right)^2  je

 49x2+70x+2549x^2+70x+25  

 49x2+35x+2549x^2+35x+25  

 49x2+2549x^2+25  

 49x2+25+35x49x^2+25+35x  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (x2+9)(x29)\left(x^2+9\right)\left(x^2-9\right)  je

 x481x^4-81  

 x281x^2-81  

 x418x+81x^4-18x+81  

 x418x81x^4-18x-81  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (4ab3c)(4ab+3c)\left(4ab-3c\right)\left(4ab+3c\right)  je

 16ab9c16ab-9c  

 16a2b29c16a^2b^2-9c  

 16a2b29c216a^2b^2-9c^2  

 16a2b224abc+9c216a^2b^2-24abc+9c^2  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вредност израза  (13+x)2\left(13+x\right)^2  je

 169+x2169+x^2  

 169+26x+x2169+26x+x^2  

 169+13x+x2169+13x+x^2  

 169x2169-x^2  

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