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PRUEBA NOVENO HOMESCHOOL

Authored by Maco Rodriguez

Mathematics

9th - 10th Grade

Used 4+ times

PRUEBA NOVENO HOMESCHOOL
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

El resultado del producto notable  (X 4)2(X–\ 4)^2   es:

 X216X^2-16  

 X2+16X^2+16  

 X28X 16X^2-8X\ -16  

 X28X +16X^2-8X\ +16  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

El resultado del producto notable (X – 9) (X + 9) es:

 X281X^2-81  

 X2+81X^2+81  

 X218X 81X^2-18X\ -81  

 X28X +81X^2-8X\ +81  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

1. Al factorizar completamente: 9X3 – 12x2 + 15x, obtendremos:

3 (3X3 – 4X2 + 5X)

X (9X2 – 12X + 15)

3X (3X2 – 4X + 5)

3X (3X3 – 4X2 + 5X)

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Al factorizar X2 - 11X - 60, el resultado es:

(X – 10) (X - 6)

(X + 15) (X + 4)

(X – 15) (X - 4)

Ninguna de las anteriores

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Al factorizar 3X2 – 4X +1, uno de los factores es (3x – 1), ¿Cuál es el otro?

(X + 3)

(3X + 4)

(3X + 1)

(X – 1)

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Para factorizar X3 + 27. Seleccione la opción que considere correcta.

X3 + 27 = (X + 3) (X2 – 3X – 9)

X3 + 27 = (X + 3) (X2 – 3X + 9)

X3 + 27 = (X + 3) (X2 + 3X + 9)

X3 + 27 = (X + 3) (X2 – 6X + 9)

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Seleccione el resultado de simplificar la expresión:  x2+9x+14x24\frac{x^2+9x+14}{x^2-4}  

 x+7x+2\frac{x+7}{x+2}  

 x7x2\frac{x-7}{x-2}  

 x+7x2\frac{x+7}{x-2}  

 Ninguno de los anterioresNinguno\ de\ los\ anteriores  

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