Relax

Respuesta :

  • -3<2/3k-5<0
  • -3+5<2/3k<5
  • 2<2/3k<5
  • 6<2k<15
  • 3<k<15/2

Graph attached

Shading should be done from 3 to 15/2 or 7.5

It should be open dot