Question

Find the sum of each series.

Answer 1

\[\sum_{i = 1}^{100}6\]

Answer 2

how do you do this?

Answer 3

Remember back in the good old days when you learned to multiply? How did one multiply \(3\cdot 6\) when you didn't know how your multiplication tables?

That should help.

Answer 4

so you mean to say multiply 100 . 6?

Answer 5

Roughly, right? Is that not how you were taught to multiply two integers?

Answer 6

i dont remember

Answer 7

i mean i know how to do this by adding from 1 to 100 but i don't know how to do it in short simple step. is there any formula to sum up huge numbers?

Answer 8

Well, yes, you have 6 added one hundred times, therefore the expression is equivalent to \(100\cdot6\)