Why is (n-1)(n+1)=n^2-1?
Last Updated: 17.06.2025 00:27

The basic answer is that you cross-multiply the values in each factor:
Move the nub up to the top:
n^2 - n + n - 1
Why does my private parts itch so much during certain periods?
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So, that’s a rectangle with sides 2 and 4.
And you are left with almost a square. One less than the square of side n.
The more direct answer is to look at a rectangle with sides of n + 1 and n - 1, let’s go with n = 2
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Why did the American's mulberry harbor not hold up after D-Day?
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Can you show pictures of your penis, big or small?
n^2 - 1
(n - 1)(n + 1)
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Does any other guys get turned on by dick pic makes you lick lips because you what to suck?
If you cut off the end of that rectangle, you make it smaller, 2 * 3 and a separate nub of size 1 * 2