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If a, b and c are in geometric progressi...

If a, b and c are in geometric progression and the roots of the equations `ax^2+2bx+c=0` are `alpha` and `beta` and those of `cx^2+2bx+a=0` are `gamma` and `delta` then

A

`alpha ne beta ne gamma ne beta`

B

`alpha ne beta and gamma ne delta `

C

` a alpha = a beta ne c gamma = c delta `

D

`alpha = beta and gamma ne beta`

Text Solution

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The correct Answer is:
C
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