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## Homework Statement

If X^2=Sqrt(x1^2+x2^2+x3^2+...)=> X?

and vice versa

If X=x1+x2+x3+...=> X^2?

- Thread starter mrafiee
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- #1

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If X^2=Sqrt(x1^2+x2^2+x3^2+...)=> X?

and vice versa

If X=x1+x2+x3+...=> X^2?

- #2

tiny-tim

Science Advisor

Homework Helper

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hi mrafiee! welcome to pf!

(try using the X

hint: factor out the largest one (say, x

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