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Mathematics 16 Online
OpenStudy (anonymous):

if multiplying (9-x)(8-4x) does this equal 72+4x^2

OpenStudy (anonymous):

FOIL

OpenStudy (anonymous):

72-36x-8x+4x^2 4x^2-44x+72

OpenStudy (anonymous):

72 - 28x - 4x^2

OpenStudy (anonymous):

72 - 44x - 4x^2 , 2nd term should be 44x not 28x, my bad

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