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

14.06.2025 00:27

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

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

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Why do narcissists avoid talking about the real issues?

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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(n - 1)(n + 1)

How do you perform a lap dance for your boyfriend or husband?

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Even Captain James T. Kirk was trapped in a woman's body. Don't you think he'd support trans people?

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Move the nub up to the top:

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

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?

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

n^2 - n + n - 1

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

What bait should you use for ocean fishing?

n^2 - 1