Răspuns:
Mg=√(√2+1)*(√3-√2)*(√4+√3)*(√5-√4)*(√2-1)*(√3+√2)*(√4-√3)*(√5+√4)=√(2-1)*(3-2)*(4-3)*(5-4)=√1*1*1*1=√1=1