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Find inverse of the given matrix if it exists?
Let A-1 = is the inverse of the matrix : A =
solve the system :
a11 X + a12 Y + a13 Z + a14 W =0
a21 X + a22 Y + a23 Z + a24 W =9
a31 X + a32 Y + a33 Z + a34 W =-1
a41 X + a42 Y + a43 Z + a44 W =7
find W
Let A =
A-1 =
find "e" for which A-1 is the inverse of A
Let A-1 = is the inverse of the matrix : A =
solve the system :
a11 X + a12 Y + a13 Z =0
a21 X + a22 Y + a23 Z =8
a31 X + a32 Y + a33 Z =-1
find Z
Let A =
A + B = choose the correct Answer :
Let A =
A.B = find X
Let A =
-6A =
Find X
Let A =
The transpose of A, AT =
X =
Calculate the trace of A =
Let A =
, B =choose the correct Answer : A - B =