If \[a,\ b,\ c\] are in A.P., then \[{{3}^{a}},\ {{3}^{b}},\ {{3}^{c}}\] shall be in [Pb. CET 1990]

If \[a,\ b,\ c\] are in A.P., then \[{{3}^{a}},\ {{3}^{b}},\ {{3}^{c}}

1.	If \[a,\ b,\ c\] are in A.P., then \[{{3}^{a}},\ {{3}^{b}},\ {{3}^{c}}\] shall be in [Pb. CET 1990]
A.	A.P.
B.	G.P.
C.	H.P.
D.	None of these
Answer» C. H.P.

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If \[a,\ b,\ c\] are in A.P., then \[{{3}^{a}},\ {{3}^{b}},\ {{3}^{c}}\] shall be in [Pb. CET 1990]

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