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Matrix Operations problems in Linear Algebra

Defined & Undefined Matrix Operations example question

A is a 4 x 5 matrix
B is 4 x 5 matrix
C is a 5 x 2 matrix
D is a 4 x 2 matrix
E is a 5 x 4 matrix

Compute the following matrix expressions (whenever possible):

BA =
AC + D =
AE + B =
AB + B =
E(A + B) =
E(AC) =
ET(A) =
(AT + E)D =

 

Solution to these Linear Algebra practice problems is given in the video below!



Matrix Operations example problem

A =

B =

D =

E =

Compute the following matrix expressions (whenever possible):
AB =

BA =

tr(4ET  D) =

 

Solution to these Linear Algebra practice problems is given in the video below!




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