How do you simplify $abs(sqrt2)$ ?

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Answer 1 · 2017-01-25T18:13:29

$color(white)(aaaaaaaaaaaaa)$ $7y-x$

$color(white)(aaaaaaaaaaa)$ $---$

$color(white)(aaaaaaaaaaaaa)$ $49y^2-7yx$

$color(white)(aaaaaaaaaaaaaaaaa)$ $-7yx+x^2$

$color(white)(aaaaaaaaaaaaa)$ $------$

$color(white)(aaaaaaaaaaaa)$ $49y^2-14yx+x^2$

How do you simplify abs(sqrt2)abs(sqrt2)?