Question: Determine which of the following 3Ã3 matrices is (i) Upper triangular, (ii) Special upper triangular, (iii) Lower triangular, and/or (iv) Special lower triangular: (a) (b)

Determine which of the following 3Ã—3 matrices is
(i) Upper triangular,
(ii) Special upper triangular,
(iii) Lower triangular, and/or
(iv) Special lower triangular:
(a)

(b)

(c)

(d)

(e)

100 010 100 003 003 001 101 031

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