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Mathematics 10 Online
OpenStudy (anonymous):

radical in simplest form?

OpenStudy (anonymous):

OpenStudy (hoblos):

i think you must multiply by the conjugate here which is sqrt(7/7) this will give you \[\sqrt{21}/7\]

OpenStudy (anonymous):

Not quite the conjugate, but this method works!

OpenStudy (hoblos):

yeah yeah it is not the conjugate **

OpenStudy (anonymous):

no worries ..

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