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Mathematics 18 Online
OpenStudy (anonymous):

Three questions? Help?

OpenStudy (anonymous):

OpenStudy (anonymous):

\[\sqrt{20}=\sqrt{4\times 5}=\sqrt{4}\sqrt{5}=2\sqrt{5}\]

OpenStudy (anonymous):

others are similar

OpenStudy (anonymous):

@satellite73 ohhh... can you help me out with 3?

OpenStudy (anonymous):

\(250=25\times 10\) so \(\sqrt{250}=5\sqrt{10}\) skipping all the middle steps

OpenStudy (anonymous):

\(\sqrt{h^4}=h^2\)

OpenStudy (anonymous):

@satellite73 ty

OpenStudy (anonymous):

3.\[\sqrt{20}\]= the number that you see you see in there twice is the one you put in front which is 2(root), then put the remaining number which is 5. So your answer is \[\sqrt[2]5{?}\] 20 ^ 10 2 ^ 5 2

OpenStudy (anonymous):

\(\sqrt{k^5}=k^2\sqrt{k}\)

OpenStudy (anonymous):

so your "final answer" for #3 is \[5h^2k^2\sqrt{10k}\]

OpenStudy (anonymous):

@satellite73 #2?

OpenStudy (anonymous):

@satellite73

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