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REPASANDO PRODUCTOS NOTABLES

Authored by ELIZABETH CASILLO

Mathematics

9th Grade

Used 3+ times

REPASANDO PRODUCTOS NOTABLES
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20 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

CUAL ES UN PRODUCTO DE LA SUMA POR SU DIFERENCIA?

 (x+y)2=x2+2xy+y2\left(x+y\right)^2=x^2+2xy+y^2  

 (x+y)(xy)=x2y2\left(x+y\right)\left(x-y\right)=x^2-y^2  

 (x+1)(x2)=x2x1\left(x+1\right)\left(x-2\right)=x^2-x-1  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cual es la respuesta correcta de (x+4)(x3)=\left(x+4\right)\left(x-3\right)=  

 x2x12x^2-x-12  

 x2+x+12x^2+x+12  

 x2+x12x^2+x-12  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cuál es la respuesta de (2a+b)2=\left(2a+b\right)^2=  

 2a2+4ab+b22a^2+4ab+b^2  

 4a24ab+b24a^2-4ab+b^2  

 4a2+4ab+b24a^2+4ab+b^2  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cuál es la respuesta de (2ab)2\left(2a-b\right)^2  

 2a2+4ab+b22a^2+4ab+b^2  

 4a24ab+b24a^2-4ab+b^2  

 4a2+4abb24a^2+4ab-b^2  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cuál es la respuesta de (a+2+b)2\left(a+2+b\right)^2  

 a2+4+b2+2a2ab+2ba^2+4+b^2+2a-2ab+2b  

 a2+4+b2+4a+2ab+4ba^2+4+b^2+4a+2ab+4b  

 a2+4+b2+4a+4ab+4ba^2+4+b^2+4a+4ab+4b  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cuál es la respuesta de (2d+3)(5d2)=\left(2d+3\right)\left(5d-2\right)=  

 10d2+10d610d^2+10d-6  

 10d2+11d610d^2+11d-6  

 10d2+11d710d^2+11d-7  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cuál es la respuesta de (x+5)(x5)\left(x+5\right)\left(x-5\right)  

 x210x+25x^2-10x+25  

 x2+10x+25x^2+10x+25  

 x2+25x^2+25  

 x225x^2-25  

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