AUTOEVALUACION I. NOVENO
Authored by Yesenia Jiménez
Mathematics
3rd - 9th Grade
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El producto de la siguiente multiplicación 3x(5x2y - 6y) es
8x2y-9y
-15x2-18
15x3y-18xy
-15xy-18x
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al multiplicar -2x(-x - 4) es
-3x2-12
2x2+8x
2x2-8x
-2x2-8x
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Selecciona la expresión que represente el área del siguiente rectángulo.
2x+5x
x+5x+x+2
(x-2)(x-5)
x2+7x+10
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
La multiplicación de (-ab)(-ab)(-ab)
-a3b3
-3ab
ab
3a3b3
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El producto de (x-b)(x-b)
x2-x+b2
(x+b)2
x2-2bx+b2
x2-b2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El producto de (x-3)(x+3)
(x-3)2
(x+3)2
x2-6x+9
x2-9
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El desarrollo de el producto (x − 4)2 es:
x2-8x+16
x2-2x+16
x2-4x+16
x2+8x+16
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