Answer:

Step-by-step explanation:
the expression we have is:

Because it is a product of two square roots, we can put it together in one:

and we carry out the multiplication inside the square root
(to multiply the variable x we sum the exponents 3+5=8)

and now we can take the square root of 36 which is 6.
and to take the square root if
we divide the exponent by 2:

the simplified product is: 