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explicati modulul:
|1-√7| |-√3-√2| |8-√49| |(3-√2)²| {x∈R ||x|≤7}








Răspuns :

[tex]|1-\sqrt7|=\sqrt7-1 \\ |-\sqrt3-\sqrt2|=\sqrt3+\sqrt2 \\ |8-\sqrt{49}|=1 \\ |(3-\sqrt2)^2|=11-6\sqrt2 \\ [-7,7][/tex]



[tex][-7;7][/tex]