s1254016 s1254016

13-03-2024
Mathematics

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Let A be a 2 x 2 matrix with a11 ≠ 0 and let k = a21/a11. Show that A can be factored into a product of the form

[ 1 0 ] [ a11 a12 ]

k 1 0 b

What is the value of b

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