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  • 01-05-2018
  • Mathematics
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Choose the correct factorization for the polynomial 21xy+15x+35ry+25r

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Аноним Аноним
  • 01-05-2018
(21xy +15x )+ (35ry +25r)
3x(7y+5)+ 5r(7y+5)
(3x+5r)(7y+5)
 
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