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## Homework Statement

## Homework Equations

so i kno the formula for the for the sum of the first N positive integers

when i = 1

## The Attempt at a Solution

i kno the answer =

**n^2(n+1)/2**

but could someone explain step by step how you reduce it to get the final answer? as if i'm in kindergarten? i'm slow, thanks.

my work:

following the formula: n(n+1)/2 * n(n+1)/2 * n(n+1)/2 ?

i don't understand how to reduce the terms to get the final answer provided

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