marianitran14 marianitran14
  • 23-05-2016
  • Mathematics
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Jika x1 dan x2 merupakan akar akar persamaan x2+5x-2=0, maka (x1+2x2)(x2+2x1)=

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manybayer
manybayer manybayer
  • 29-05-2016
-8 ........................
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