Per il 6/4

Post date: Apr 04, 2016 2:13:31 PM

• • 3x² - 2x -8 < 0

  • 3x² + 2x -8 < 0

  • x²/9 + 2x/3 +1 ≥ 0

  • x²/9 - 2x/3 +1 < 0

  • 9x² - 24 x +16 > 0

  • 9x² + 24 x +16 ≥ 0

  • x⁴ > (x²-x+1/2)(x²+x-1/2)