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

15.06.2025 13:26

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

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Move the nub up to the top:

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

Is something wrong with my discharge? So, when I masturbate, white discharge comes from my vagina, but it's not stretchy, it's pasty. It doesn't smell and I'm not itchy, so I'm sure it's not a yeast infection. Why is it pasty though?

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What should I do to get over a relationship?

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

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

n^2 - 1

Which brand is the best home slippers in the Middle East?

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

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

Short story writers, what is your favorite character you've created and do they appear in more than one of your works?

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(n - 1)(n + 1)

What do women talk about mostly(among themselves)?

n^2 - n + n - 1