Question

complete a tabela: Preciso da ajuda de vcs.

Answer 1

y=(-2)²+2(-2)-3
y= 4- 4- 3
[y=-3] [x,y= -2, -3]

y=(-1)²+2(-1)-3
y= 1-2-3
[y=-4] [x,y=-1,-4]

y=(0)²+2(0)-3
y=0+0-3
[y=-3] [x,y=0,-3]

y=(1)²+2(1)-3
y=1+2-3
[y=1] [x,y=1,0]