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Mathematics 7 Online
OpenStudy (anonymous):

(27y^2 + 189y^2 + 441 y + 343) - (6y + 4)^3

OpenStudy (anonymous):

what are you doin with this problem

OpenStudy (anonymous):

simplifying

OpenStudy (anonymous):

216y^2+441y+343-(216y^3+432y^2+288y+64)= -216y^3-216y^2-153y+279

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