Question

Determinati x,y,z apartine multimii Q+ stiind ca sunt invers proportionale cu numerele: 3,8,10 si k=12

Answer 1

3x=8y=10z=k
3x=12
x=12/3
x=4
8y=12
y=12/8
y=3/2
y=1,5
10z=12
z=12/10
z=6/5
z=1,2