
Examen 2P 3BGU
Authored by Edgar Cartuche
Mathematics
9th - 12th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dada la matriz cuadrada, ¿Qué se puede concluir sobre su invertibilidad?
Es invertible porque su determinante es distinto de cero.
No es invertible porque su determinante es igual a cero.
Es invertible porque es una matriz cuadrada.
No se puede determinar su invertibilidad sin calcular su inversa.
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es el primer paso para encontrar la inversa de una matriz Α usando el método de Gauss-Jordan?
Calcular el determinante de A
Aplicar operaciones elementales por filas
Escribir la matriz aumentada (A ∣ I)
Convertir A en una matriz triangular superior
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ninguna.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ninguna.
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál de las siguientes afirmaciones define correctamente el círculo trigonométrico unitario?
Es un círculo de radio 1 con centro en el origen del plano cartesiano.
Es un círculo de cualquier radio con centro en el origen del plano cartesiano.
Es un círculo de radio 1, centrado en cualquier punto del plano cartesiano.
Ninguno
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ninguno
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ninguno
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