Respuesta :

rebelzane1
Multiply the numerator and denominator by the conjugate.
6 Hope this helps! :)
pmayl
3√20 / √5                      Multiply both sides by √5/√5
3√20(√5) / 5                 Multiply the radicals. Remember that √a * √b = √(ab)
3√100/5
3*10/ 5
30 / 5 = 6

Answer is 6