Question

write the following matrices as a product of elementary matrices: a) 1 2 4 9 b)...

write the following matrices as a product of elementary matrices:

a)

1 2

4 9

b)

1 -2 -1

-1 5 6

5 -4 5

c)

1 0 -2

-3 1 4

2 -3 4

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