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

Last Updated: 19.06.2025 00:45

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^2 - n + n - 1

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Artists get better with age, e.g., painting. Yet when it comes to pop music, the famous work tends to be written when musicians are in their twenties. So, why aren't Bob Dylan or the Stones banging out amazing tunes now?

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(n - 1)(n + 1)

n^2 - 1

My religion teacher said that there are no atheists because in order to reject God, you must first have a concept of God, and if you have a concept of God, you are not an atheist. In what way is this true, if at all? Why?

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

Why is it important for Hollywood celebrities to come out against Trump?

Move the nub up to the top:

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

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What do you typically do while on meth?

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

Why do most people care so much about what others think? Are they afraid of society norms?

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