A nxn matrix that satisfies AT = A-! is called an orthegonal matrix. Find the cleterminant of Such a matrix CPlease show both possiloilities).

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A nxn matrix that satisfies
ortheganal
matrix. Find the cleterminant of
AT = A-I is called an
Such a matrix C Please show both
possiloilities)
Transcribed Image Text:A nxn matrix that satisfies ortheganal matrix. Find the cleterminant of AT = A-I is called an Such a matrix C Please show both possiloilities)
Expert Solution
Step 1

It is given that the matrix A satisfies the equation A-1=AT and we know that this

condition is satisfied by an orthogonal matrix.

Orthogonal matrix: A matrix Q is called an orthogonal matrix if it satisfies the

condition QQT=QTQ=I where I is an identity matrix.

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