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On using elementary operation C(2) to C(...

On using elementary operation `C_(2) to C_(2) - 2C_(1)` in the following matrix equation : ` [ (1,-3),(2,4)] = [ (1,1),(0,1)] [ (3,1),(2,4)] ` we have :

A

`[[1,-5],[0,4]]=[[1,-1],[-2,2]][[3,-5],[2,0]]`

B

`[[1,-5],[0,4]]=[[1,-1],[0,1]],[[3,-5],[0,2]]`

C

`[[1,-5],[2,0]]=[[1,-3],[0,1]],[[3,1],[-2,4]]`

D

`[[1,-5],[2,0]]=[[1,-1],[0,1]],[[3,-5],[2,0]]`

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D
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