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If (1,a,1),(3,-1,2)and(1,a^(2),1) are co...

If `(1,a,1),(3,-1,2)and(1,a^(2),1)` are collinear, then the values of a are

A

`0,-1`

B

`0,1`

C

`1,-1`

D

`-1,-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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