Răspuns :
rad (2,25)= rad(225/100)=rad(9/4)=3/2
rad(5,3361)=rad(53361/10000)= 231/100
rad(1,258884)= rad(1258884/1000000)= rad(314721/250000)=561/500
rad(10)~3,1
rad(8,15)~2,8
rad (2,25)= rad(225/100)=rad(9/4)=3/2
rad(5,3361)=rad(53361/10000)= 231/100
rad(1,258884)= rad(1258884/1000000)= rad(314721/250000)=561/500
rad(10)~3,1
rad(8,15)~2,8