Question

Determinati numerele a si b, stiind ca sunt invers proportionale cu 2 si 3, iar a-b=12 (Rog rezolvara completa a exercitiului)

Answer 1

a/1/2=k  a=k/2
b/1/3=k  b=k/3
k/2-k/3=12
3k-2k/6=12
k/6=12
k=72
a=72/2
a=36
b=72/3
b=24