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

The basic answer is that you cross-multiply the values in each factor: (n - 1)(n + 1) n^2 - n + n -...

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How was your JEE 2024 result like?

This is gonna be a long answer, but please read it. So without beating around the bush, JEE is the b...

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Is LGBTQ destroying the world?

Is LGBTQ destroying the world? I don't want to generalize all , but homosexuals of Canada have been...