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Which of the Three Series Below Converges?
1) n=1(1n45+2n3)\sum _ { n = 1 } ^ { \infty } \left( \frac { 1 } { \sqrt [ 5 ] { n ^ { 4 } } } + \frac { 2 } { n ^ { 3 } } \right)

question 258

Multiple Choice

Which of the three series below converges?
1) n=1(1n45+2n3) \sum _ { n = 1 } ^ { \infty } \left( \frac { 1 } { \sqrt [ 5 ] { n ^ { 4 } } } + \frac { 2 } { n ^ { 3 } } \right)
2) n=1lnnn2\sum _ { n = 1 } ^ { \infty } \frac { \ln n } { n ^ { 2 } }
3) n=1sin(1/n) n\sum _ { n = 1 } ^ { \infty } \frac { \sin ( 1 / n ) } { n }


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