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

Last Updated: 18.06.2025 18:50

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

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

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How do so-called Religious/Christian people really think homosexuality is even a sin? That would be nonsense. In fact, LGBT people need love instead of contempt/hatred. The word Homosexual didn't appear until the 1850s.

n^2 - n + n - 1

Move the nub up to the top:

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If everyone hates censorship so much, why do those “censorship-free” alternative social media sites always fail?

The more direct answer is to look at a rectangle with sides of n + 1 and n - 1, let’s go with n = 2

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

n^2 - 1

Why do a lot of autistic people not know how to style their hair?

(n - 1)(n + 1)

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.

We now told, by Senator Grassley, that on the FBI form about the Biden bribery story, there is a Burisma exec who says he has 17 tapes of his deal with the Biden. 15 of Hunter and 2 of Joe Biden? What would this do to Hunter/Joe Biden if released?

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The doctor said 'be happy.' Music therapy can help cancer patients do that - NPR

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