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Mathematics 18 Online
OpenStudy (anonymous):

determine the real roots (5x²+20)(3x²-48)=0

OpenStudy (saifoo.khan):

Do you know how to use FOIL?

OpenStudy (anonymous):

yes, do i expand it first?

OpenStudy (saifoo.khan):

Wait. you want the roots right?

OpenStudy (anonymous):

yes

OpenStudy (saifoo.khan):

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