Question

Dau coroana cine mă ajuta

Answer 1

c)2√2×(√2+1)+/6√3×(√3-1)/2+4√6×(√3-√2)-/2√6×(2√3-3√2)/-6-√6×(√3+√2)
   4+2√2+3√3×(√3-1)+4√18-4√12-/√6×(2√3-3√2)/-3-√18-√12
   4+2√2+9-3√3+4×3√2-4×2√3-/2√18-3√12/-3-3√2-2√3
   4+2√2+9-3√3+12√2-8√3-/2×3√2-3×2√3/-3-3√2-2√3
   4+2√2+9-3√3+12√2-8√3-/6√2-6√3/-3 -3√2-2√3
    13+11√2-13√3- /3(2√2-2√3)/-3
    13+11√2-13√3-(-(2√2-2√3))
     13+11√2-13√3+(2√2-2√3)
      13+11√2-13√3+2√2-2√3
       13+13√2-15√3