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

11.06.2025 17:52

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

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(n - 1)(n + 1)

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My Girlfriend Had a Legendary Sex Life Before Me. No One Will Let Me Forget It. - Slate Magazine

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What is one fantasy you have never told anyone about but really want to do?

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

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

n^2 - 1

U.S. economy stalled in May, Fed survey finds - MarketWatch

Move the nub up to the top:

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Do "flat-earthers" attempt to sail around the world to prove their theory? Would this support their belief in a flat Earth?

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

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.

Why do men like to have sex with a woman's ass?

n^2 - n + n - 1