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If a ,b ,a n dc are in G.P., then the eq...

If `a ,b ,a n dc` are in G.P., then the equations `a x^2+2b x+c=0a n ddx^2+2e x+f=0` have a common root if `d/c , e/b ,f/c` are in a. A.P. b. G.P. c. H.P. d. none of these

A

d, e, f are in A.P

B

`(d)/(a), (e)/(b), (f)/(c)` are in G.P.

C

`(d)/(a), (e)/(b), (f)/(c)` are in A.P

D

d,e,f are in G.P.

Text Solution

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The correct Answer is:
C
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