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The system of equations ax-y- z=a-1 ,x-a...

The system of equations `ax-y- z=a-1 ,x-ay-z=a-1,x-y-az=a-1 ` has no solution if `a` is:

A

either -2 or 1

B

-2

C

1

D

not(-2)

Text Solution

Verified by Experts

The correct Answer is:
B, C
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