If \( 4 a^{2}+9 b^{2}+16 c^{2}=2(3 a b+6 b c+4 c a) \), where \( a, b, c \) are nonzero numbers,... VIDEO
If \( 4 a^{2}+9 b^{2}+16 c^{2}=2(3 a b+6 b c+4 c a) \), where \( a, b, c \) are nonzero numbers, then \( a, b, c \) are in
(a) AP
(b) GP
(c) \( \mathrm{HP} \)
(d) none of these
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