Olimpiada Matemática CODES 2020 Grado Noveno
Quiz
•
Other
•
9th Grade
•
Practice Problem
•
Hard
Marco Tovar
Used 34+ times
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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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