Evaluate sum(m=1)^(oo)sum(n=1)^(oo)(m^(2...

Evaluate `sum_(m=1)^(oo)sum_(n=1)^(oo)(m^(2)n)/(3^(m)(n3^(m)+m3^(n)))`.

A

`p+q=41`

B

`pltq`

C

`p` is perfect square

D

`q` is perfect square

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The correct Answer is:

A, B, C

abc
`2S=sum_(m=1)^(oo) sum_(n=1)^(oo) (m.n).(m.3^(n)+n.3^(n))(n/(3^(m))+m/(3^(n)))`

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