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Test these for convergence.

3.

infinity

E........((-1)^n)*(n^3 + 3n)/((n^2) + 7n)

n = 2

4.

infinity

E........ln(n^3)/n^2

n = 2

note: for #3: -((n^2 + 3n))/n) is all to the power of e

Btw, E means sum.

Which tests should I use to solve these?

3.

infinity

E........((-1)^n)*(n^3 + 3n)/((n^2) + 7n)

n = 2

4.

infinity

E........ln(n^3)/n^2

n = 2

note: for #3: -((n^2 + 3n))/n) is all to the power of e

Btw, E means sum.

Which tests should I use to solve these?

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