
Matemáticas 3º ESO - Repaso Global 2ª ev
Authored by Diana Garc
Mathematics
8th - 9th Grade
CCSS covered
Used 8+ times

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32 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Al desarrollar la expresión (2x5 +y2)2, el resultado es.
4x10+4x5y2+y4
2x10+2x2y2+y4
4x10+4x5y2+2y2
2x10+2x7y7+y4
Tags
CCSS.HSA.APR.C.5
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Desarrolla la siguiente identidad notable: (x2-1)2=
x4+1
x4-1
x4+1-2x2
x4-1-2x2
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
El resultado de (-3 + 2x)(-3 -2x) es
9 - 4x2
-9 - 4x2
9 + 4x2
-9 + 4x2
Tags
CCSS.HSA.APR.A.1
4.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
x=-1 es raíz del polinomio...
x2-1
x2+1
3x3+3
3x3-3
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Al factorizar la expresión 20x3+10x2+30x se obtiene:
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿Cuáles son las raíces del polinomio 2x2·( x - 1)·(x+5)
x1=2, x2=-1, x3=5
x1=0, x2=-1, x3=5
x1=0, x2=0, x3=1, x4=-5
x1=0, x2=2, x3=1, x4=-5
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Resuelve la siguiente ecuación:
x=1/2
x=-2
x=1
No tiene solución
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