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Mathematics 16 Online
OpenStudy (anonymous):

will someone help me please I need help bad idk how to do this

OpenStudy (anonymous):

\[\left( \sqrt{5}+4 \right)\left( \sqrt{5}-2 \right)\]

OpenStudy (anonymous):

that's the problem

OpenStudy (phi):

Do you know FOIL ? to multiply this out ?

OpenStudy (ryan123345):

|dw:1362664374520:dw|

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