Obtén el siguiente resultado: (7ab-9c)2
CENEVAL

Quiz
•
Mathematics
•
1st Grade
•
Hard
Itzel Hernández
Used 61+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
49a2b2 - 81c2
49a2b2 + 81c2
49a2b2 - 126abc + 81c2
49a2b2 + 126abc + 81c2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Obtén el siguiente producto notable: (5x-3)3
125x3 - 225x2 + 135x - 27
125x3 + 225x2 + 135x - 27
125x3 - 225x2 + 135x + 27
125x3 + 225x2 - 135x - 27
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Considere el siguiente sistema de ecuaciones:
8a - 3b = 5
5a - 2b = 4
¿Cuál es el valor de "a"?
a = 2
a = -2
a = 7
a = -7
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Encuentra el valor de x:
8x - 8 + x = 4 + 5x
5
-4
1
3
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Encuentra el valor de x:
3(7x - 2) = 11 - 4(2x - 3)
1
-2
-1
2
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resuelve el siguiente sistema de ecuaciones:
4x - 3y = 2
5x + y = -7
x=3, y=0
x= -1, y= -2
x= -4, y=1
x=0, y=-3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resuelve la siguiente jerarquía de operaciones:
678 - [(34 + 28) + 4(73 - 15) - (12 + 43)]
546
134
439
476
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