Question

calculati
e)4 × 3 pe 7 × 2 × 1 pe 3
f) 5 × 3 × 1 pe 4 × 5 pe 8​

Answer 1

Răspuns:

e) (4x3) / (7x2x1) / 3 = 12 / 14 /3 = (12 / 14)  : (3 / 1) = (12 / 14 ) x (1 / 3) =

= (4 / 14) x (1 / 1) = 4 /14 = 2 / 7

f) (5x3x1) / (4x5) / 8 = 15 / 20 / 8 = (15 / 20) : (8 / 1) = (3 / 4 ) x (1 / 8) = 3 / 32