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Calculati : 2|3√2-2√3|+|3√8-8√3|+2√12

VĂ ROG DA-U COROANA !!!


Răspuns :

3√2-2√3>0    |3√2-2√3|=3√2-2√3

3√8-8√3<0    |3√8-8√3|=-(3√8-8√3)=8√3-6√2


2|3√2-2√3|+|3√8-8√3|+2√12 =
2(3√2-2√3)+(-6√2+8√3)+4√3 =
=6√2-4√3-6√2+8√3+4√3 =8√3