Logo

Why is (n-1)(n+1)=n^2-1?

12.06.2025 00:41

Why is (n-1)(n+1)=n^2-1?

xxx x

The more direct answer is to look at a rectangle with sides of n + 1 and n - 1, let’s go with n = 2

And you are left with almost a square. One less than the square of side n.

Analyst Suggests Apple Might be Considering Buying Unity After Legal Defeat to Epic Games - 80 Level

xxxx

xxx x

(n - 1)(n + 1)

What started the whole idea of femboys? What is the whole point of a femboy? Did a boy or a man just randomly start dressing or acting feminine or something?

xxxx

xxx

n^2 - 1

With Micah Parsons, the Cowboys foolishly drag their feet — again - NBC Sports

Move the nub up to the top:

xxx

If you cut off the end of that rectangle, you make it smaller, 2 * 3 and a separate nub of size 1 * 2

Your gut doesn’t need probiotic supplements, here’s what nutritionist recommends instead - financialexpress.com

n^2 - n + n - 1

xx

The basic answer is that you cross-multiply the values in each factor:

Are you already having anal sex?

So, that’s a rectangle with sides 2 and 4.