Răspuns:
A. 7.2 ÷ [ 6.6 × 1.1 + (2.2)^2 - 3.1 ] = 0.8
B. (3.8 + 7.5 - 9.9)^2 ÷ 4.9 × 8.8 = 3.52 -- or 88/25 or 3 13/25
C. 6.8 ÷ 1.25 × (5.8+ 2.9- 7.7)^3 = 5.44 -- or 136/25 or 5 11/25
D. (2.8 ÷ 2.8)^3 × (4.7-4.5 + 7.8) = 8
E. [ (1.9 + 4.5- 4.4)^2 ÷ at 2.5 ] × 7.6 = 12.16 -- or 304/25 or 1 2 4/25
F. [ 2.4+ (5.2)^2 - 8.3 × 2.6 ] ÷ 1.2 = 6.55 -- or 131/20 or 6 11/20
Explicație pas cu pas: