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The determinant : |(a,b,aalpha+b),(b,c...

The determinant :
`|(a,b,aalpha+b),(b,c,balpha+c),(aalpha+b,balpha+c,0)|=0` if :

A

`a, b, c` are in A.P

B

`a, b, c` are in `G . P`

C

`a, b, c` are in `H . P`

D

`alpha` is a-root of `a x^(2)+b x+c=0`

Text Solution

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The correct Answer is:
B
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