Izariaanai33
Izariaanai33 Izariaanai33
  • 04-04-2018
  • Mathematics
contestada

Factor completely: 16x2 − 81

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Аноним Аноним
  • 04-04-2018
16x² - 81 = (4x)² - (9)² = (4x - 9) (4x + 9)
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ekayla02877
ekayla02877 ekayla02877
  • 04-04-2018
Simplify 16*2 = 32
32-81= -49
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