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प्रश्न
Identify the following sequence is in G.P.?
`16, 4, 1, 1/4,...`
उत्तर
`16, 4, 1, 1/4,...`
r = `("t"_2)/("t"_1) = 4/16 = 1/4`
r = `("t"_3)/("t"_2) = 1/4`
r = `1/4 = 1/4`
∴ It is a G.P.
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