Q. 345.0( 3 Votes )

Find the 12th term of a G.P. whose 8th term is 192 and the common ratio is 2.



Answer :


r = 2

a8 = ar7

192 = a × 27

192/27 = a

a12 = ar11 = = 192 × 24 = 192 × 16 = 3072

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