Why is (n-1)(n+1)=n^2-1?
10.06.2025 06:27
xxx x
xxx
xxx
"Orthorexia" Is Becoming More And More Common, So Here's What Experts Say To Know About It - Yahoo
The more direct answer is to look at a rectangle with sides of n + 1 and n - 1, let’s go with n = 2
xxxx
If you cut off the end of that rectangle, you make it smaller, 2 * 3 and a separate nub of size 1 * 2
And you are left with almost a square. One less than the square of side n.
xx
n^2 - n + n - 1
Scientists measure a photonic pulse in dozens of dimensions - Earth.com
xxx x
Move the nub up to the top:
(n - 1)(n + 1)
Does any other guys get turned on by dick pic makes you lick lips because you what to suck?
The basic answer is that you cross-multiply the values in each factor:
So, that’s a rectangle with sides 2 and 4.
n^2 - 1
A closer look at the striking metamorphosis of Tyrese Haliburton - NBA
xxxx