If a, b, and care in A.P., and p and p'a...

If a, b, and care in A.P., and p and p'are, respectively, A.M. and G.M. between a and b while y, are, respectively, the A.M. and G.M. between b and c, then

A

`p^(2)+q^(2) = p^(2)+q^(2)`

B

pq=p'q'

C

`p^(2)-q^(2) = p^(2)-q^(2)`

D

none of these

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The correct Answer is:

C

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