Question

qual das funções abaixo representa o gráfico

a) y= x2 + 2x + 2
b) y= - x2 + 6x - 5
c) y= 2x2 + 6x + 4
d) y= x2 - 4x + 5
e) y= - 3x2 + 6x​

Answer 1

Resposta:

A) y=x2+2×+2

y=0x2+2×0+2

y=2.

B) y=-×2+6×-5

y=-0×2+6×0-5

Y=-5.

C) Y=2×2+6×+4

Y=2×0×2+6×0+4

Y=4

D) Y=×2-4×+5

Y=0×2-4×0+5

Y=5

E)Y=-3×2+6×

Y=-3×0×2+6×0

Y=0