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An ordered pair (alpha, beta) for which ...

An ordered pair `(alpha, beta)` for which the system of linear equations
`(1 + alpha) x +beta y +z = 2`
`alphax + (1+beta)y+z = 3`
`alphax + beta y + 2z = 2`
has a unique solution, is

A

`(1,-3)`

B

`(2,4)`

C

`(-3,1)`

D

`(-4,2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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