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

Last Updated: 17.06.2025 15:49

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

xxx x

xxxx

xx

If Donald Trump is so evil and Joe Biden is so good why is Trump the one selflessly providing Bibles for the needy while Biden doesn't? Why doesn't Biden care for America's spiritually needy people as much as Trump?

n^2 - n + n - 1

n^2 - 1

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

How do professional musicians handle their equipment during gigs? Do they bring their own or use the venue's sound system?

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.

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

Why do men like to suck another man’s dick?

Move the nub up to the top:

xxxx

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

When did bestiality first occur to you and how did it happen the first time? Was it a deliberate decision or it just happened and you allowed it?

xxx x

xxx

(n - 1)(n + 1)

Is crossdressing being a transvestite?

xxx