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If a, b, c are in A.P. and b-a, c-b, a a...

If a, b, c are in A.P. and b-a, c-b, a are in G.P. then a:b:c=?

A

`4:3:2`

B

`2:3:4`

C

`1:2:3`

D

`3:4:5`

Text Solution

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The correct Answer is:
C
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QUANTUM CAT-SEQUENCE, SERIES & PROGRESSIONS-QUESTION BANK
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  2. The sum of n terms of a progression is 3n^2 + 5 . The number of terms ...

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