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  • 21-04-2017
  • Mathematics
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How do I factor 15a^2 - 2a - 8

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Аноним Аноним
  • 22-04-2017
= 15a^2 -12a + 10a - 8
= 3a(5a-4) + 2(5a-4)
= (3a+2)(5a-4)
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