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Simple equation lad.

In your example, you said n=4 and x= n squared + n - 1 + (n-2)squared + (n-3)squared.

You simply write n²+n-1+(n-2)²+(n-3)²

I hope that is what you mean by what you say.

P.S. To get the to the power of sign, hold alt and press 0178 for ², and 0179 for ³

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โˆ™ 2008-12-20 06:18:08
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Q: How do you mathematically express x equals n squared where it repeats until n equals 0 eg for n equals 4 x equals n squared plus n-1 squared plus n-2 squared plus n-3 squared?
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