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To show that a given matrix is idempotent

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Linear Algebra
Matrices (X)
Idempotent of a Matrix

Show that the matrix

A = [2, -1 , 1; -2 , 3 , -2; -4 , 4 , -3]

is idempotent.

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A matrix is shown to be idempotent. The solution is detailed and well presented.

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Solution provided by:
Thokchom Sarojkumar Sinha, MSc
Education
  • BSc, Manipur University
  • MSc, Kanpur University
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