
PRUEBA 1- NOVENO GRADO
Authored by Karla Fernandez
Mathematics
9th Grade
Used 3+ times

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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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