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

Last Updated: 20.06.2025 08:28

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

Move the nub up to the top:

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n^2 - 1

Why don't we hear our own snoring?

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

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

Is it possible for sisters to have different skin, hair colours, and hair types? E.g. hair= wavy, afro, straight, curly, black, brown, blonde, red. Skin colour: brown, peach, light brown and more.

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n^2 - n + n - 1

Why do some people enjoy being dominated?

And you are left with almost a square. One less than the square of side n.

(n - 1)(n + 1)

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Could the guys here tell me how their first experience with a trans woman was? Who was the lady to you? ( I mean girlfriend, one night stand, etc.) I just had my first experience recently and I would like to know about others?

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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How will the article end in Part III of Gleissner's hit piece?

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