## anonymous one year ago Need help please

1. anonymous

2. DanJS

are you familiar with the basic power and square root rules

3. DanJS

looking at the answers, you really only need to take care of the constant number, every choice is different

4. DanJS

$\sqrt{128}=\sqrt{64 * 2} = \sqrt{64}*\sqrt{2} = 8\sqrt{2}$

5. anonymous

so c right?

6. DanJS

yep