Questions
The values of for which the system of equations is consistent, are given by
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a
1, – 2
b
– 1, 2
c
1, 2
d
none of these
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Correct option is C
Subtracting first equation from the second and third, we get y+3z=α−13y + 9z = a2 – 1∴ α2−1=3(α−1)⇒α=1or α=2Similar Questions
If the system of equations , is consistent, then value of a is given by
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