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

Last Updated: 19.06.2025 01:03

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

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Move the nub up to the top:

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

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?

(n - 1)(n + 1)

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Why am I dreaming of people I've never seen before?

n^2 - n + n - 1

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n^2 - 1

How did you become popular in school?

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

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Can it be true that people know your name, not your story, they’ve heard what you’ve done, but not what you’ve been through, so take their opinions of you with a grain of salt?

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

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

Can you share a lesson that you learned later in life and how it has impacted your current lifestyle, mentality, or attitude?

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