summation from k=0 to infinity of (3^(k-1))/(4^(3k+1)). Using the seq( and sum( functions on my calculator I get 16/183, but how do I do this without using a calculator. I wrote out the first few terms but nothing seemed to cross out. Thanks.
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Originally Posted by WartonMorton summation from k=0 to infinity of (3^(k-1))/(4^(3k+1)). Using the seq( and sum( functions on my calculator I get 16/183, but how do I do this without using a calculator. I wrote out the first few terms but nothing seemed to cross out. Thanks. Note that the thing you're summing can be written as .
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