How do you evaluate the sum represented by 5∑n=1n2n+1 ?
1 Answer
Oct 13, 2014
First expand the series for each value of n
Next, perform the operations in the denominator...
Now, to add fractions we need a common denominator... in this case it's
Next, we have to multiply each numerator and denominator by the missing components...
(Divide the
Now simply add the numerators together...
giving