3 3n 22 1 n n 0 23 n 1 4n1 8n 1 21 22 23 7

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Unformatted text preview: m if the series converges. 7 7 7 7 19) + + + ... + + ... 2 ·3 3 ·4 4 ·5 (n + 1)(n + 2) Find the sum of the series. ∞ 1 1 + 20) ∑ n 4n 3 n =0 19) 20) 6 Use the nth-Term Test for divergence to show that the series is divergent, or state that the test is inconclusive. ∞ n 21) ∑ n + 2 n = 1 Determine if the series converges or diverges; if the series converges, find its sum. ∞ - 3 3n 22) ∑ 1 + n n =0 ∞ 23) ∑ n =1 4n+1 8n-1 21) 22) 23) 7 Find the sum of the geometric series for those x for which the series converges. ∞ 24) ∑ 4 n xn 24) n =0 U...
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