Prueba Diagnóstica de Matemáticas Noveno Grado

Quiz
•
Other, Mathematics
•
9th Grade
•
Hard
bryan steven sinisterra
Used 80+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
En álgebra el resultado de (5m + 4n - 7m - 6n) es:
2m + 2n
4mn
-2m - 2n
4n
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
En álgebra ( x + y + x + y) es igual
2xy
2y + 2x
2x2y
4xy
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(x+y)(a+b) =
ax + bx + ay + by
ax - bx + ay + by
ax + bx + ay - by
ax + bx - ay + by
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
El resultado de 3a(b - 4c) es
3ab - 12ac
3ab + 12ac
15ac
-15ab
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
La operación 3a/4 + 9a/4
3a
4a
12a
12/4
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
x(x2 +x3) =
x3 +x4
x5 +x4
x4
x3
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un pantalón cuesta $ 200. Si se debe pagar el 12% de impuesto, ¿Cuánto es el valor total a pagar?
240
224
188
212
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