Square root of 8 times square root of 3?

2 root 6.

The square root of 8 multiplied by the root of 3 gives you the root of 24.

24 can be written as 4 • 6. So you'd have the square roof of (4 • 6)

4 is a perfect square, 6 isn't. The root of 4 is 2, so you'd have 2 root 6.