Trivia Álgebra Lineal

Trivia Álgebra Lineal

University

14 Qs

quiz-placeholder

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Trivia Álgebra Lineal

Trivia Álgebra Lineal

Assessment

Quiz

Mathematics

University

Hard

Created by

Mario Castillo

Used 5+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Dadas las matrices A y B:

 det(A)=det(B)\det\left(A\right)=\det\left(B\right)  

 det(A)=det(B)\det\left(A\right)=-\det\left(B\right)  

 det(A)=2det(B)\det\left(A\right)=2\det\left(B\right)  

ninguna de las anteriores

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Dadas las matrices:

det(A)=2det(B)\det\left(A\right)=2\det\left(B\right)

det(B)=2det(A)\det\left(B\right)=2\det\left(A\right)

det(B)=8det(A)\det\left(B\right)=8\det\left(A\right)

ninguna de las anteriores

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Sea A una matriz de tamaño 2 × 2, entonces det(3A) es:

 9det(A)9\det\left(A\right)  

 (det(A))3\left(\det\left(A\right)\right)^3  

 3det(A)3\det\left(A\right)  

ninguna de las anteriores

4.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Sean A y B matrices cuadradas tales que det(A) = 2 y det(B) = -4, entonces  \det\left(AB^{-1}\right) es:


(Nota: Si su respuesta es una fracción, puede escribirla como a/b o bien 0.xx)

5.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Sea A una matriz cuadrada tal que  det(A)=4\det\left(A\right)=4 . Entonces  det(A1)\det\left(A^{-1}\right)   es:


(Nota: Si su respuesta es una fracción, puede escribirla como a/b o bien 0.xx)

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Una matriz cuadrada A es invertible si y solo si  \det\left(A\right)=0 .

Verdadero

Falso

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Si A es una matriz singular, entonces la ecuación matricial Ax=bAx=b :

tiene una única solución

tiene infinitas soluciones

no tiene solución

no es posible responder la pregunta con la información dada

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