A = 1,(2) × √24 × (- 1,2 × √12) × ( - 10/11 × √8)
A = (12 - 1)/9 × √24 × (- 1,2 × √12) × (- 10/11 × √8)
A = 11/9 × √24 × (- 1,2 × 2√3) × (- 20√2/11)
A = 11/9 × √24 × (- 2,4√3) × (- 20√2/11)
A = 1/9 × 2√6 × 12/5 × √3 × 20√2
A = 1/3 × 2√6 × 4√3 × 4√2
A = 32√36/3
A = (32 × 6)/3
A = 32 × 2 = 64 = 4³
