3 akar 2 kali akar 75 samadengan akar 54 samadengan...

3√2 x √75 = ..?
= 3√2 x √(25x3)
= 3√2 x 5√3
= 15√6

jadi 3√2 x √75 = 15√6

√54 = ..?
= √(16x3)
= 4√3

jadi √54 = 4√3