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 -...
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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… She probably had a son who carries genes for anti-cancer. That’s my guess at the moment. Honestly....
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that he was innocent. take these facts as you wish: evan chandler (father of first accuser, jordan c...
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Employers with 10 or more workers would be required to develop safety programs, among other steps.
I can only speak for myself and no one else. These reasons I’m giving are not excuses, they are also...