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Álgebra Iº

Authored by Matemática CSIEB

Mathematics

12th Grade

Used 98+ times

Álgebra Iº
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12 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 m+2m =m+2m\ =  

 3m3m  

 2m22m^2  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 6x2y212x2y2+x2y2=6x^2y^2-12x^2y^2+x^2y^2=  

 19x2y219x^2y^2  

 5x2y2-5x^2y^2  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3a2b5b+9a=3a-2b-5b+9a=  

 12a+7b12a+7b  

 12a7b12a-7b  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 2pq+3p12q15q+7pq13p=2pq+3p-12q-15q+7pq-13p=  

 9pq10p27q9pq-10p-27q  

 9pq16p27q9pq-16p-27q  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 15m2n23mn32m2n+310m2n83mn=\frac{1}{5}m^2n-\frac{2}{3}mn-\frac{3}{2}m^2n+\frac{3}{10}m^2n-\frac{8}{3}mn=  

 m2n103mn-m^2n-\frac{10}{3}mn  

 133mn-\frac{13}{3}mn  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 x2yzxy2z2+xy2z2x2y2z2=x^2yz-xy^2z^2+xy^2z^2-x^2y^2z^2=  

 x2yz2xy2z2x2y2z2x^2yz-2xy^2z^2-x^2y^2z^2  

 x2yzx2y2z2x^2yz-x^2y^2z^2  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Determina si la siguiente expresión es verdadera o falsa 


 3a(a2b)=3a26ab3a\left(a-2b\right)=3a^2-6ab  

VERDADERA

FALSA

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