examen de tercero basico - 1ra unidad

Quiz
•
Mathematics
•
12th Grade
•
Hard
Profe Obed Pineda
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve el siguiente problema de aplicación de polinomios: Si un polinomio representa el área de un rectángulo y su lado es (2x + 3), y su ancho es (x + 1), ¿cuál es el área del rectángulo? formula: base x altura
El área del rectángulo es 3x^2 + 4x + 2.
El área del rectángulo es 2x^2 + 3x + 1.
El área del rectángulo es 3x^2 + 5x + 2.
El área del rectángulo es 2x^2 + 5x + 3.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuáles de los siguientes términos son semejantes? 3x^2, 5x^2, 2x^3, 4x^2
6x^2
3x^2, 5x^2, 4x^2
x^4
3x^3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcula la suma de los polinomios: (3x^2 + 2x + 5) + (4x^2 - 3x + 1)
7x^2 - 2x + 6
7x^2 - x + 6
3x^2 + 4x + 6
7x^2 - x + 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcula la resta de los polinomios: (5x^3 + 2x^2 - 3x) - (2x^3 + 4x^2 + x)
2x^3 - 2x^2 - 4x
3x^3 + 2x^2 - 4x
3x^3 - 2x^2 - 4x
5x^3 - 4x^2 - 3x
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Realiza la multiplicación de los polinomios: (2x + 3)(x - 1)
2x^2 + 3
2x^2 + 2x - 3
2x^2 + 2x + 3
2x^2 - 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Realiza la división de los polinomios: (6x^2 + 5x - 4) ÷ (2x - 1)
3x + 7 - 1/(2x - 1)
2x + 3 - 1/(2x - 1)
3x + 7 + 1/(2x - 1)
4x + 5 + 1/(2x - 1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve el siguiente problema de aplicación de polinomios: Si un polinomio representa el área de un cuadrado y su lado es (3x + 2), ¿cuál es el perímetro del cuadrado? formula: suma de todos sus lados
6x + 4
12x + 8
9x + 6
15x + 10
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