Could someone please please explain how to do this, I have been sitting here for 2 hrs trying to figure this out and Im really annoyed I cant figure out how to do this

Question

anonymous · Answer

attachment

anonymous · Answer

$$\sqrt{x}*\sqrt{y}=\sqrt{xy}$$

anonymous · Answer

you just foil out the terms in the brackets

anonymous · Answer

$$3\sqrt{?}6 \times \it by everything?$$

anonymous · Answer

times 3 werid symbol 6 by everything?

anonymous · Answer

$$a*\sqrt{x}*\sqrt{y}=a*\sqrt{xy}$$

anonymous · Answer

sorry but what is a?

anonymous · Answer

I still dont get it, I'm sorry :(

anonymous · Answer

sorry if im bothering you

aaronq · Answer

first term in the brackets:

$$\sqrt{24}=\sqrt{6*4}=2\sqrt{6}$$

distributing the term outside to the terms inside (only 1st shown):

$$3\sqrt{6}*2\sqrt{6}=6\sqrt{6*6}=6\sqrt{36}=6*6=36$$

aaronq · Answer

is that notation better?

anonymous · Answer

where did you get the 6*4 from?

anonymous · Answer

nvm

aaronq · Answer

24=6*4

anonymous · Answer

ok

aaronq · Answer

do you get how to do it now?