Question

3.

Find the radius of convergence, R, of the series. x2+4 5n! n = 1 R= Find the interval, I, of convergence of the series. (Enter your answer using interval notation.) I =

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4.

6.

Answer 1

Solution- E 5n! nal Apply Ratio test ana ant4 anti ants S(nt)! Sn? lim climantL na an lim ntl V rEX SA Inty) SAT naal In lim 1 ha ial e o interval of convergence Cool Alool Radius is R50 241 E ngh nel use Ratio test ntl n ane an antle 10+146 ht nt on

elim 1 x 24487 (1+2) 8 64 nto 1 lim nto (1+1 V (1) 믿 Radliny R-6 interval es convergence 어느증드 -64026 Ś (2-3)? net nn use Ratio test an anti (1-9)2 nin (1-3) intl in trynas na Dim 1(2-3 (9-3) sy 309 14 )

Dim 6-3) now (+) ( /) - 139) 11+ b)^(97 ned In-gilim 1 (041) (nog) (o) - O Radlies Reo interval is oln Loo