Simplify :/

[Beethequeen]

How do you simplify:

The square root of -68

The square root of -102

The square root of -8 X(multiply) The square root of -48


If possible can you show me the steps also?

I'm needing to learn this. Thank you!

 

[pka]

How do you simplify:
The square root of -68

There are two square roots of 68: \(\displaystyle \pm\sqrt{68}~.\)
Thus there are two square roots of -68: \(\displaystyle \pm\sqrt{68}\;i~.\)