A square matrix A is said to be idempotent if A2 = A. Let A be an idempotent matrix.(a) Show that I - A is also idempotent.(b)

4 answers
Question:

A square matrix A is said to be idempotent if A2 = A. Let A be an idempotent matrix. (a) Show that I - A is also idempotent.
(b) Show that if A is invertible, then A = 1.
(C) Show that the only possible eigenvalues of A are 0 and 1. (Hint: Suppose x is an eigenvector with associated
eigenvalue and then multiply x on the left by A twice.)

Answers

how is that middle school

step-by-step explanation:

I’d say letter a..
[tex]Which complex number is represented by the pointe graft on the complex plane below? a. -4+3i b. 3+4[/tex]

3030 ur welcome

step-by-step explanation:

meeeeeeeeeeeeeeeeeeeeeemeeeeeeeeeeeeeeeeeeeeeeeeeeeeeez

step-by-step explanation:

its c

[tex]Use a calculator to find the correlation coefficient of the data set[/tex]

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