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

Last Updated: 17.06.2025 01:54

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.

(n - 1)(n + 1)

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

How can someone express their love for a guy without using words? What are some actions that can convey love and care?

n^2 - 1

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n^2 - n + n - 1

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

If women see themselves as free, dignified, human beings just as good as men, can Trump hang it up and just lose in a landslide at last? How can men who like and respect women help improve womens' self-esteem?

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

Can you describe your experience taking the AIPMT/NEET entrance exam? Did you feel nervous or afraid while entering the examination hall and writing the exam?

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

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Move the nub up to the top:

Do polyphenols in mushrooms fight cancer or cause side effects?

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