youngkk youngkk 22-01-2021 Mathematics contestada 5 Graph y = -2- 9. y 9 - 8- 7 6- 4+ 3- 2+ 1+ -9-8-7 -6 -5 -4 3-2 2 3 4 5 6 7 8 9 -2 + -3 -4+ -5 -6 -7+ -91