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Find the 10^thterm in the series 2, 4, 8, 16, -------
Option: 1
1010

Option: 2
625

Option: 3
1024

Option: 4
2010

Answers (1)

best_answer

$\mathrm{a}=2, \quad \mathrm{r}=42=2, \mathrm{n}=10$

10^thterm $t_{10}=a r^{n-1}=2 \times 2^{10-1}=2 \times 2^9=2 \times 512=1024$

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Nehul

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