Question: Transcribed image text :2.Given each matrix,het is (a) XTAX (b)the matrix facton zation 01s synnerc positive definite? (d) te matrix Facton zations 1) ALDL? 2)A

Transcribed image text: 2.Given each matrix,het is (a) XTAX (b)the matrix facton zation 01s synnerc positive definite? (d) te matrix Facton zations 1) ALDL? 2)A LL (Cholesk? 1231 2)A-/14-1 2 21 1 1 fA- 3 49 1-1 5-1 1 21

Given each matrix, what is

A) XtAx?

B) the matrix factorization of XtAx > 0 is symmetric, positive definite?

C) the matrix factorization 1) A= LDL^T 2) A=LL^T (Cholesky)?

01s synnerc positive definite? (d) te matrix Facton zations 1) ALDL? 2)A LL (Cholesk? 1231 2)A-/14-1 2 21 1 1 fA- 3 49 1-1 5-1 1 21" v:shapes="Picture_x0020_43">

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