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Examen 3o Secundaria (27/11/2020)

Authored by Gabriel Porras

Mathematics

9th Grade

Used 4+ times

Examen 3o Secundaria (27/11/2020)
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

FACTORIZAR: 3a²b + 3ab²

3a(b + 2b)
3(ab + ab²)
3ab(a + b)
3a²b(1 + b)

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

FACTORIZAR: ax + bx + x

x(a + b + 1)
x(a + b)
x(x + b + a)
x(x + b + 1)

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

8x5-32x3

8x3(x-2)(x+2)
2x5(x-2)(x-2)
No se puede factorizar
8x(x2-2)(x2+2)

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La expresion x2-49 es

Un trinomio cuadrado perfecto

Factor comun

Diferencia de cuadrados

Suma o diferencia de cubos

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Un trinomio cuadrado perfecto es:

a2+2abb2a^2+2ab-b^2

a2+2ab+b2a^2+2ab+b^2


a2+ab+b2a^2+ab+b^2

a2+abb2a^2+ab-b^2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factorar el trinomio x2+7x+10

(x+5)(x+2)

(x+5)(x-2)

(x-5)(x+2)

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt


 x23x180x^2-3x-180  tiene como factores:

 (x+15)(x-12) 

  (x-15)(x-12) 

  (x-15)(x+12) 

  (x+15)(x+12) 

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