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Mathematics 11 Online
OpenStudy (anonymous):

Explain how you would simplify the radical expression 2/√ 5 + 2.

OpenStudy (anonymous):

\[\frac{ 2 }{ \sqrt{5}+2 }\]

OpenStudy (davidusa):

Sorry @blah124 i dont really know.

OpenStudy (jdoe0001):

@blah124 do you know what a "conjugate" is?

OpenStudy (anonymous):

No

OpenStudy (jdoe0001):

http://www.youtube.com/watch?v=i4F8x_6PHpY <----

OpenStudy (anonymous):

|dw:1392430531062:dw|

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