Question

(√2-√3)∧3 помогите плиз

Answer 1

$(a-b)^3=a^3-3a^2b+3ab^2-b^3$

$(sqrt2-sqrt3)^3=sqrt{2^3}-3cdot sqrt{2^2}cdot sqrt3+3cdot sqrt2cdot sqrt{3^2}-sqrt{3^3}=\\=2sqrt2-6sqrt3+9sqrt2-3sqrt3=11sqrt2-9sqrt3$