sederhanakan!................

a.(√5)^2= 5^(2/2)= 5^1= 5

b.√3 × √6= √ (3 x 6) = √18= √(9x2)=√9 x √2= 3√2

c.√45 / √5= √(5 x 9) / √ 5 = √9=3

d. 8^(5/5)= 8^1= 8