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Question

If the system of equations is inconsistent, then k =

3x+y=12k-1x+k-1y=2k+1

(a) 1
(b) 0
(c) −1
(d) 2

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Solution

The given system of equations is inconsistent,

If the system of equations is in consistent, we have

Therefore, the value of k is2.

Hence, the correct choice is .


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