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Mathematics 8 Online
OpenStudy (anonymous):

(y4 - 1) ÷ (y + 1)

OpenStudy (asnaseer):

do you know the formula for the difference of two squares? i.e. \(a^2-b^2=...\)

OpenStudy (anonymous):

work with (y^4-1) = (y^2-1)(y^2+1) = (y-1)(y+1)(y^2+1)

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