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PRUEBA 1- NOVENO GRADO

Authored by Karla Fernandez

Mathematics

9th Grade

Used 3+ times

PRUEBA 1- NOVENO GRADO
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es el trinomio cuadrado perfecto de (x + 3)²?

x² + 6x + 9

x² + 6x + 3

x² + 9

x² + 3x + 6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriza el trinomio x² + 6x + 9.

(x - 3)(x - 3)

(x + 2)(x + 4)

(x + 1)(x + 5)

(x + 3)²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Qué forma tiene un trinomio cuadrado perfecto?

a² + b² + 2ab

(a + b)³

(a + b)² o (a - b)²

(a - b)² + c

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriza el trinomio x² - 10x + 25.

(x - 5)²

(x - 2)(x - 5)

(x + 5)(x - 5)

(x - 10)(x + 1)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cuál es el resultado de (2x + 5)²?

4x² + 10x + 25

(2x + 5)(2x - 5)

4x² + 20x + 25

2x² + 5x + 5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identifica si x² + 4x + 4 es un trinomio cuadrado perfecto.

Sí, pero no es un cuadrado perfecto.

No, es un polinomio de grado 3.

Sí, es un trinomio cuadrado perfecto.

No, es un trinomio lineal.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriza 9x² - 16.

(3x - 4)(3x + 4)

(3x - 2)(3x + 2)

(9x - 16)(1)

(3x - 8)(3x + 8)

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