Question

the sum of odd integers between 8 and 26 is how much greater than the sum of the even integers between 5 and 23...how do you solvwe?

Answer 1

use the formulae for the sum of an arithmetic series:\[S=\frac{n}{2}(a+l)\]where 'a' is the first term, 'l' is the last term, and 'n' is the number of terms.

Answer 2

thats fantastic !

Answer 3

:-) thx

Answer 4

do i use the formula for 8 and 26 or 5 and 23..?

Answer 5

for both so that you can compare the results