Question

Simplify.square root of 10 times square root of 8

square root of 18

4 square root of 5

square root of 80

None of the above

Answer 1

@jigglypuff314

Answer 2

\[\sqrt{a}*\sqrt{b} = \sqrt{a*b}\]so you can get
\[\sqrt{10}*\sqrt{8}=\sqrt{10*8}=\sqrt{80}\]now can you simplify that? :)

Answer 3

I'm not sure how to @jigglypuff314

Answer 4

Can you explain how I simplify it please?

Answer 5

for example
\[\sqrt{32}=\sqrt{16*2}=\sqrt{16}*\sqrt{2}=4\sqrt{2}\]

Answer 6

So is it: 4 square root of 5 ? I tried to get the right answer but I'm not sure if this is it!

Answer 7

I'm not sure if it's right?

Answer 8

4 sqrt 5 is correct! :)

Answer 9

Okay thanks, you get a medal!!!!

Answer 10

Glad I could help! :D