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√2×(√3/2)^3 -√9/8 •√32/27. Va rog pot fi ajutat ?

Răspuns :

√2*(3√3/8)- 3/8*(4√2/27)=3√6/8 - 1/8*(4√2/9)= 3√6/8 - 4√2/72= 27√6/72 - 4√2/72 = √2(27√3-4)/72