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in Arithmetic Progression by (41.6k points)
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Check whether -256 is term of G.P -4, -8, -16, ……………

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The given GP = -4, -8, -16, ……………

∴ a = -4, r = \(\frac{-8}{-4}\) = 2 

Let the given -256 is ‘n’ th term of given GP.

-256 is ‘7’th term of given G.P.

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