
Semana 4 - Inversa - Posterior
Authored by Franco Flores
Mathematics
University
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es una de las propiedades de la función inversa de una matriz?
inv(A*B)=B-1*A-1
inv(A*B)=A-1*B-1
inv(A)=A
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la relación entre la inversa de una matriz A y su determinante?
det(A-1)=det(A)
det(A-1)=1/det(A)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la inversa de un n° no nulo por una matriz por una matriz?
inv(kA), k≠0
k*inv(A)T
k*inv(A)
(1/k)*inv(A)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si se conoce la inversa de una matriz A, ¿cuál es la inversa de la traspuesta de A?
inv(AT)
inv(AT)=[inv(A)]T
inv(AT)=inv(A)
inv(AT)=A-1*AT
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cual es la inversa de la inversa de A?
inv(inv(A))
inv(inv(A))=A
inv(inv(A))=inv(A)T
inv(inv(A))=inv(A)2
inv(inv(A))=A2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la inversa de la suma de dos matrices cuadradas de igual orden?
inv(A+B)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la igualdad correcta?
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