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By the method of matrix inversion, solve...

By the method of matrix inversion, solve the system.
`[(1,1,1),(2,5,7),(2,1,-1)][(x_(1),y_(1)),(x_(2),y_(2)),(x_(3),y_(3))]=[(9,2),(52,15),(0,-1)]`

Text Solution

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The correct Answer is:
`[{:( 1,-1),(3,2),(5,1):}]`
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