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Ifzty-12 and xy-27, find the value ofx, ัะท |
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Answer» (x+y)^3=x^3+3x^2y+3xy^2+y^3 = x^3+y^3+3xy(x+y) x^3+y^3=(x+y)^3-3xy(x+y) = (12)^3-3(27)(12) =1728-972 x^3+y^3=756 Like my answer if you find it useful! |
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