Examen de reparación OCTAVO
Authored by Flor Garcia
Mathematics
8th Grade
Used 3+ times
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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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