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Maratónica Matemática

Authored by Aprendiendo Mendoza

Mathematics

8th Grade

Used 17+ times

Maratónica  Matemática
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Al factorizar a3- 3 a2 +3 a -1, tenemos:

(a+1)2

(a-1)2

(a-1)3

(a-1)(a2 +a+1)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Los factores de x3 – 8 son:

(x+2)(x2 -2x + 4)

(x-2)(x2 +2x + 4)

(x+2)(x-2)

(x-2)(x-2)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factorizando 8(a+b)-x(a+b) se tiene:

(a-b)(8-x)

(a+b)(8+x)

(8+a)(b-x)

(a+b)(8-x)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El factor que multiplicado por (3x+1), da 9x2 +6x+1 es:

(3x+1)

(3x-1)

(9+x)

(9-x)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Al descomponer 5x2 -4x-1, en factores tenemos:

(5x-1)(x-1)

(5x+1)(x-1)

(5x+1)(5x-1)

(5x-1)(x-1)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Los factores de xy+5x+3y+15, son:

(y+5)(x-3)

(3)(y+5)

(x) (y+5)

(y+5)(x+3)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factorizando x2 -5x-14 tendremos:

(x-7)(x+2)

(x+7)(x+2)

(x+14)(x+1)

(x-7)(x-2)

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