lazyboy1
lazyboy1 lazyboy1
  • 21-02-2017
  • Mathematics
contestada

factorise xy(x-y)+yz(y-z)+zx(z-x)

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Аноним Аноним
  • 21-02-2017
expand first:-
yx^2 - xy^2 + zy^2 -yz^2 + xz^2 - zx^2
there is no  common factor  so we cant factorize this
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