Issolvi -2sqrt{8}-3sqrt{6}+2sqrt{6}

$$-2 \sqrt{ 8 } -3 \sqrt{ 6 } +2 \sqrt{ 6 }$$

Evalwa

$$-\sqrt{6}-4\sqrt{2}\approx -8.106343992$$

Passi tas-Soluzzjonijiet

Iffattura 8=2^{2}\times 2. Erġa' ikteb l-għerq kwadrat tal-prodott \sqrt{2^{2}\times 2} bħala l-prodott tal-għeruq kwadrati \sqrt{2^{2}}\sqrt{2}. Ħu l-għerq kwadrat ta' 2^{2}.

$$-2\times 2\sqrt{2}-3\sqrt{6}+2\sqrt{6}$$

Immultiplika -2 u 2 biex tikseb -4.

$$-4\sqrt{2}-3\sqrt{6}+2\sqrt{6}$$

Ikkombina -3\sqrt{6} u 2\sqrt{6} biex tikseb -\sqrt{6}.

$$-4\sqrt{2}-\sqrt{6}$$