pls help simplify:63

Pls Help Simplify63 class=

Answer :

Answer:

[tex]3\sqrt{7}[/tex]

Step-by-step explanation:

Answer:

3 sqrt(7)

Step-by-step explanation:

sqrt(63)

sqrt(9*7)

We know sqrt(ab) = sqrt(a) * sqrt(b)

sqrt(9) * sqrt(7)

3 sqrt(7)