Question

Express the sum using sigma notation:

1 over 2 plus 2 over 5 plus 3 over 10 plus 4 over 17 plus 5 over 26

a: the summation from k equals 1 to 5 of the quotient of k minus 1 and k squared
b: the summation from k equals 1 to 5 of the quotient of k plus 1 and k squared
c: the summation from k equals 1 to 5 of the quotient of k and 2 raised to the k plus 1 power
d: the summation from k equals 1 to 5 of the quotient of k and the quantity k squared plus 1

Answer 1

@ganeshie8 @EclipsedStar @EclipsedStar

Answer 2

@Luigi0210 @e.mccormick @hartnn