Question

suma a doua nr este egala 0.5(3)si diferenta 0.1(3) .determinati cele doua nr

Answer 1

a+b=0.5(3)=(53-5):90=48/90
a-b=0.1(3)=(13-1):90=12/90

a+b+a-b=48/90+12/90
2a=60/90
a=30/90=3/9=1/3=0.(3)
b=48/90-30/90
b=18/90=0.2