Question

Efectuează (calculând direct expresiile din paranteză) : a) (4×9:6×5×1:3):(4×4:2:2×3:6)=. b) (30:10×8:6:4×9):(72:8:3×6:2)=. c(100:10:2×8:10×9):(5×6:3×6:10×1)=. d) (35:7×4:2×3:6)×(16:4×5:10×9:6:3)= e) (63:7:3×8:6×9:6)×(6×3:2:3×8:4:6)=. f) (8×9:9:2×5:10)×(3×2×9:6:3:1)=. g) (4×2×5:4:2×6:3)×(5×2×7:10×6:7:3:2)=​

Answer 1

Răspuns:

a = 5

b = 1

c = 6

d = 5

e = 6

f = 6

g = 10

Explicație pas cu pas:

a 10 :2 =5

b 9 : 9 = 1

c 36: 6 = 6

d 5 × 1 = 5

e 6 × 1 = 6

f 2 × 3 = 6

g 10 × 1 = 10