1.

Ac12d3​

Answer»

Solving by middle term splitting METHOD ,

  • 9x² + 12X + 3
  • 9x² + 9x + 3X + 3
  • 9x ( x + 1 ) +3 ( x + 1 )
  • ( 9x + 3 ) ( x + 1 )

  • 9x + 3 = 0 , x + 1 = 0
  • 9x = -3 , x = -1
  • x = -3 / 9 , x = -1



Discussion

No Comment Found

Related InterviewSolutions