Resposta :
a) A = 1
B = -5x
C = 6-8
b) A = -2
B = 8x
C = -8
c) A = 1
B = 0
C = -4
d) A = -1
B = x
C = 0
e) A = 0
B = 2x
C = 0
B = -5x
C = 6-8
b) A = -2
B = 8x
C = -8
c) A = 1
B = 0
C = -4
d) A = -1
B = x
C = 0
e) A = 0
B = 2x
C = 0