kemi3
kemi3
14-01-2017
Mathematics
contestada
expand the expression as a product of factors (x-t)3
Respuesta :
Dinojew
Dinojew
14-01-2017
(x-t)(x-t) = x^2 - 2xt + t^2
(x^2 - 2xt + t^2)(x - t) = x^3 - 2x^2t + xt^2 - xt^2 + 2xt^2 - t^3
=
x^3 - t^3 - 2x^2t + 2xt^2
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