Why is (n-1)(n+1)=n^2-1?
Last Updated: 02.07.2025 06:24
n^2 - 1
xxxx
So, that’s a rectangle with sides 2 and 4.
I have a "fat pussy" and I'm super self cautions about it. Do guys think it's gross?
The more direct answer is to look at a rectangle with sides of n + 1 and n - 1, let’s go with n = 2
xxx
Move the nub up to the top:
Reports: Jazz trade Collin Sexton to Hornets for Jusuf Nurkić - NBA
n^2 - n + n - 1
xxxx
xxx x
Why don’t the little sugar breeches gun owners understand that life isn’t all sunshine and rainbows?
And you are left with almost a square. One less than the square of side n.
The basic answer is that you cross-multiply the values in each factor:
xxx
If you cut off the end of that rectangle, you make it smaller, 2 * 3 and a separate nub of size 1 * 2
(n - 1)(n + 1)
xx
Bitcoin Price (BTC) News: Testing $110K Level Again - CoinDesk
xxx x