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Solve 2xsquared plus 5x equals 5?

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Anonymous

∙ 15y ago
Updated: 10/17/2024

n! = n * (n-1) !

n!/n = n*(n-1)!/n //divid by n both sides

n!/n = (n-1)!

let n = 1

1!/1 = (1-1)!

1 = 0!

Hence proved that 0! = 1.

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∙ 15y ago
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