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APORTE DE MATEMÁTICAS 9NO BLOQUE 5

Authored by Silvia Cabrera

Mathematics

9th Grade

Used 5+ times

APORTE DE MATEMÁTICAS 9NO BLOQUE 5
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

1.- FACTORIZACIÓN DE LA SUMA O DIFERENCIA DE CUBOS PERFECTOS.ELIGE LA RESPUESTA CORRECTA.

 125+x3=125+x^3=  

 (5+x)(52+5.x+x2)=(5+x)(25+5x+x2)\left(5+x\right)\left(5^2+5.x+x^2\right)=\left(5+x\right)\left(25+5x+x^2\right)  

 (5+x)(5((52)+5.x2+x2)=(5+x)(5.25+5x2+x2))\left(5+x\right)\left(5\left(\left(5^2\right)+5.x^2+x^2\right)=\left(5+x\right)\left(5.25+5x^2+x^2\right)\right)  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

2.-ELIGE LAS POTENCIAS CORRECTAS

 ............  

 20=12^0=1   21=22^1=2   22=42^2=4   23=82^3=8  

 20=02^0=0   21=12^1=1   22=42^2=4   23=62^3=6  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

3.-FACTORIZACIÓN DEL TRINOMIO DE LA FORMA

 x2+bx+cx^2+bx+c  ELIGE LA RESPUESTA CORRECTA  n210n+21=n^2-10n+21=  

 (n7)(n3)\left(n-7\right)\left(n-3\right)  

 (n2)(n+5)\left(n-2\right)\left(n+5\right)  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 ax2+bx+cax^2+bx+c  

4.-FACTORIZACIÓN DEL TRINOMIO DE LA FORMA. elige la respuesta correcta.  3x25x2=3x^2-5x-2=   

 (x2)(x+1)\left(x-2\right)\left(x+1\right)  

 (x2)(3x+1)\left(x-2\right)\left(3x+1\right)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 x2n+bxn+cx^{2n}+bx^n+c  

5.-FACTORIZACIÓN DEL TRINOMIO DE LA FORMA .ELIGE LA RESPUESTA CORRECTA. X22X15=X^2-2X-15=  

 (x5)(x+3)\left(x-5\right)\left(x+3\right)  

 (x1)(x15)\left(x-1\right)\left(x-15\right)  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 ax2n+bxn+cax^{2n}+bx^n+c  

6.-FACTORIZACIÓN DEL TRINOMIO DE LA FORMA .ELIGE LA RESPUESTA CORRECTA 6x2+5x+4=6x^2+5x+4=  

 (2x+4)(2x1)\left(2x+4\right)\left(2x-1\right)  

 (3x+4)(2x+1)\left(3x+4\right)\left(2x+1\right)  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 a7+b7a^7+b^7  

7.-FACTORIZACIÓN DE LA SUMA O DIFERENCIA DE DOS POTENCIAS IGUALES

 (a+b)(a6a5b+a4b2a3b3+a2b4ab5+b6)\left(a+b\right)\left(a^6-a^5b+a^4b^2-a^3b^3+a^2b^4-ab^5+b^6\right)  

 (a+b)(a7b6a6b5+a4b6a3b7+a2)\left(a+b\right)\left(a^7b^6-a^6b^5+a^4b^6-a^3b^7+a^2\right)  

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