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Olimpiada Matemática CODES 2020 Grado Noveno

Authored by Marco Tovar

Other

9th Grade

Used 34+ times

Olimpiada Matemática CODES 2020 Grado Noveno
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

En álgebra el resultado de 10m - 12m + 4m

-2m

2m

4m

4n

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

En álgebra el resultado de (5m + 4n - 7m - 6n) es:

2m + 2n

4mn

-2m - 2n

4n

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

En álgebra ( x + y + x + y) es igual

2xy

2y + 2x

2x2y

4xy

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x + 2x + 3x es igual

6y

6

5x

Ninguna respuesta es correcta

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(x+y)(a+b) =

ax + bx + ay + by

ax - bx + ay + by

ax + bx + ay - by

ax + bx - ay + by

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5/2 + 8/4 =

9/2

9/4

5/4

13/4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

El resultado de 3a(b - 4c) es

3ab - 12ac

3ab + 12ac

15ac

-15ab

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