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Mathematics 20 Online
OpenStudy (anonymous):

more radicals

OpenStudy (anonymous):

\[\sqrt{3}(\sqrt{6}+\sqrt{3})+(\sqrt{8}-5)\]

OpenStudy (anonymous):

@neer2890

OpenStudy (neer2890):

\[\sqrt{6*3}+3+(2-5)\] =\[\sqrt{9*2}=3\sqrt{2}\]

OpenStudy (neer2890):

\[\sqrt{3}*\sqrt{6}+\sqrt{3}*\sqrt{3}=\sqrt{6*3}+3\]

OpenStudy (anonymous):

\[\sqrt{18}+\sqrt{8}-5\]

OpenStudy (anonymous):

@neer2890

OpenStudy (anonymous):

?

OpenStudy (neer2890):

\[\sqrt{18}+\sqrt{8}-5=\sqrt{2*9}+2-5=3\sqrt{2}-3\] \[=3(\sqrt{2}-1)\]

OpenStudy (anonymous):

is that the answer?

OpenStudy (anonymous):

@neer2890

OpenStudy (neer2890):

yup

OpenStudy (anonymous):

thanks bro

OpenStudy (neer2890):

you're welcome...:)

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