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Algebra 7 Online
OpenStudy (unique_am_i):

Simplify the radical expression. Show all your steps.

OpenStudy (unique_am_i):

\[\sqrt{363}-3\sqrt{27}\]

OpenStudy (bbypanda16):

Exact Form: (363−93√)−−−−−−−−−−√ Decimal Form: 18.63897912...

OpenStudy (unique_am_i):

@bbypanda16 I need the steps you took.

OpenStudy (anonymous):

Is it\[\sqrt{363}-\sqrt[3]{27}\] or \[\sqrt{363}-3*\sqrt{27}\]?

OpenStudy (anonymous):

@Unique_Am_I

OpenStudy (unique_am_i):

The second one

OpenStudy (anonymous):

Okay, ill look at the seperatly: \[\sqrt{27}=\sqrt{3^3}=3\sqrt{3}\] \[\sqrt{363}=\sqrt{3*11^2}=11*\sqrt{3}\] This gives us: \[11\sqrt{3}-3*3\sqrt{3}=11\sqrt{3}-9\sqrt{3}=2\sqrt{3}\] This is the exact solution. If you'd like, then \[2\sqrt{3}\approx3.464\]

OpenStudy (unique_am_i):

Thank you so much! I really appreciate it!

OpenStudy (anonymous):

You're welcome :)

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