Question

Determine which matrices are in reduced echelon form and which others are only in echelon form. a. [1 1 0 1 1; 0 4 0 4 4; 0 0 0 2 2; 0 0 0 0 6] b. [1 0 0 0; 0 1 0 0; 0 0 1 1] c. [0 0 0 0; 1 4 0 0; 0 0 1 0; 0 0 0 1] Is matrix a in reduced echelon form, echelon form only, or neither? reduced echelon form echelon form only neither Is matrix b in reduced echelon form, echelon form only, or neither? echelon form only reduced echelon form neither Is matrix c in reduced echelon form, echelon form only, or neither? reduced echelon form echelon form only neither

          Determine which matrices are in reduced echelon form and which others are only in echelon form.
a. [1 1 0 1 1; 0 4 0 4 4; 0 0 0 2 2; 0 0 0 0 6] b. [1 0 0 0; 0 1 0 0; 0 0 1 1] c. [0 0 0 0; 1 4 0 0; 0 0 1 0; 0 0 0 1]
Is matrix a in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither
Is matrix b in reduced echelon form, echelon form only, or neither?
echelon form only
reduced echelon form
neither
Is matrix c in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither

Determine which matrices are in reduced echelon form and which others are only in echelon form.
a. [1 1 0 1 1; 0 4 0 4 4; 0 0 0 2 2; 0 0 0 0 6] b. [1 0 0 0; 0 1 0 0; 0 0 1 1] c. [0 0 0 0; 1 4 0 0; 0 0 1 0; 0 0 0 1]
Is matrix a in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither
Is matrix b in reduced echelon form, echelon form only, or neither?
echelon form only
reduced echelon form
neither
Is matrix c in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither

Added by Nuria F.

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