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

15.06.2025 03:22

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

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What factors may contribute to intelligent individuals identifying as Republican rather than Democrat in the United States today?

n^2 - n + n - 1

n^2 - 1

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

An AIDS orphan, a pastor and his frantic search for the meds that keep her alive - NPR

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

Move the nub up to the top:

What is it like to use a Fleshlight?

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

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What is a partner in crime?

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

(n - 1)(n + 1)

Why are men obsessed with breasts and their size? I don't quite see women being obsessed with the penis - Why is this so?

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