matxxpshsn matxxpshsn
  • 09-02-2022
  • Mathematics
contestada

Can someone help pls

Solve using factorisation

12x² - 16x - 35 = 0

Respuesta :

mhanifa
mhanifa mhanifa
  • 09-02-2022

Answer:

  • (5/2, - 7/6)

Step-by-step explanation:

  • 12x² - 16x - 35 = 0
  • 12x² + 14x - 30x - 35 = 0
  • 2x(6x + 7) - 5(6x + 7) = 0
  • (2x - 5)(6x + 7) = 0

1)

  • 2x - 5 = 0
  • 2x = 5
  • x = 5/2

2)

  • 6x + 7 = 0
  • 6x = - 7
  • x = - 7/6
Answer Link

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