Find the 12th term of a G.P. whose 8th term is 192 and the common ratio is 2.
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Answer:
t8 = ar^(8-1)
192 = a 2^(7)
192 = a128
a = 192/128
a = 1.5
now,
t12 = ar^(12-1)
t12 = 1.5 × 2^(11)
t12 = 1.5 × 2048
t12 = 3072✅
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