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The arithmetic mean of the series 1, 2, 4, 8, 16, . . . . . . , 2n is –
- A. $$\frac{{{2^n} – 1}}{{n + 1}}$$
- B. $$\frac{{{2^n} + 1}}{{n}}$$
- C. $$\frac{{{2^n} – 1}}{{n}}$$
- D. $$\frac{{{2^{n + 1}} – 1}}{{n + 1}}$$
Answer: Option D
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