Not sure if either one of these answer are correct to simplify the sqrt for 24

Question

1) 24 = 6 x 4
square root of 24 = square root of 6 x 4
2 root 6
2) sq root 24 = sq root (4x6)= sqrt 4 x sqrt 6= 2sq root 6=4.89898
3) Square root of 24 =sqrt (24) =sqrt(4*6) =2sqrt(6) = 2*square root of 6= twice square root of 6

Answer 1

sqroot(24)=sqroot(2*3*4)=2*sqroot(6)=2*sqrootr(2)*sqroot(3)