Question
Write an expression that represents the sum of 5 consecutive odd intergers
Answers
oobleck
sum means you add, right?
odd numbers are spaced by 2's, right?
So if the middle number is x, then the sum is
x-4 + x-2 + x + x+2 + x+4 = 5x
Note that this also works if you want to add 5 even numbers.
odd numbers are spaced by 2's, right?
So if the middle number is x, then the sum is
x-4 + x-2 + x + x+2 + x+4 = 5x
Note that this also works if you want to add 5 even numbers.