

Introducción al algebra
Presentation
•
Mathematics
•
8th Grade
•
Medium
Alan Delgado
Used 7+ times
FREE Resource
1 Slide • 10 Questions
1

2
Multiple Choice
El valor numérico de:
5x+2y2+3 si x=−1 ; y=2 es 6
VERDADERO
FALSO
3
Multiple Choice
¿Qué valor debe tomar x para que la igualdad se cumpla en la siguiente ecuación?
12x−140=−20
10
−12
−10
12
4
Multiple Choice
Indica cuál es la expresión con la que se puede resolver el siguiente problema:
La mitad del cuadrado de un número equivale a 100
2x2=100
2x=100
2x2
(2x)2
5
Multiple Choice
Un monomio semejante a −53r4s2t es:
−53r3s2t4
−3r4s2t3
23r4s2t
−43r2s4t
6
Multiple Choice
El coeficiente del siguiente monomio
−21ac7b5 es :−21
−1
21
1
7
Multiple Choice
El grado del siguiente monomio
−10 xyz es :1
3
2
−10
8
Multiple Choice
¿Qué monomio cumple con la siguiente condición?
Dos variables y cuyo grado sea 11
2 a11
26n5
m6n5
−3 a3b7c
9
Multiple Choice
Calcula el valor numérico de
2 a2−bc sabiendo que a=4 , b=−2 y c=−130
−34
−30
34
10
Multiple Choice
¿Qué monomio cumple con la siguiente condición?
Posee tres variables y grado 14
x5y6z4
−14 x2y3z8
14a6b8
−m4n7p3
11
Multiple Choice
Al resolver la expresión: x3y2−4x3y2−4x3y2+16x3y2 el resultado es:
9x2y3
9x3y2

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