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Examen de reparación OCTAVO

Authored by Flor Garcia

Mathematics

8th Grade

Used 3+ times

Examen de reparación OCTAVO
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11 questions

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1.

OPEN ENDED QUESTION

30 sec • 1 pt

NOMBRES Y APELLIDOS:

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2.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Al simplificar el polinomio 5𝑥 + 6𝑦 + 12𝑥 + 5𝑦 nos da como resultado:

11𝑥 + 17𝑦

17𝑥 + 11𝑦

7𝑥 +2𝑦

3.

MULTIPLE CHOICE QUESTION

2 mins • 6 pts

Al resolver la ecuación 4𝑥 − 3 = 17 nos da como resultado:

𝑥 = 5

𝑥 = 20

𝑥 = -5

4.

MULTIPLE CHOICE QUESTION

5 mins • 8 pts

Al efectuar la resta (5𝑥2 − 9𝑥) − (2𝑥2 − 8𝑥) resulta:

𝑥2 − 3𝑥

7𝑥2 − 17𝑥

3𝑥2 − 𝑥

5.

MULTIPLE CHOICE QUESTION

3 mins • 6 pts

La multiplicación (2𝑥2)(−5𝑥) nos da como resultado:

10x3

-10x3

10x2

6.

MULTIPLE CHOICE QUESTION

5 mins • 6 pts

La solución de la adición (−3𝑥2 + 5𝑥 + 13) + (9𝑥2 + 3𝑥 − 17) nos da:

-6𝑥2 + 8𝑥 − 4

12𝑥2 − 8𝑥 + 30

6𝑥2 + 8𝑥 − 4

7.

MULTIPLE CHOICE QUESTION

5 mins • 6 pts

La multiplicación de (𝑥 + 3)(𝑥 − 2) nos da como resultado:

𝑥2 + 5𝑥 − 6

𝑥2 − 𝑥 + 6

x2 + x − 6

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