Question

Determine os zeros da função
a) Y= X2 - X - 12
b)Y= X2 +2X
c)Y= X2 + 2X - 13
d)Y= X2 + 6X + 8
e)Y= X2 - 2X - 8
f)Y= X2 + 8X - 15
g)Y= -4X2 + 6X
h)Y= X2 - 15
i)Y= X2 - 10X +21
j)Y= -4X2 + 4X -1

Answer 1

A:X-12
B:4x
C:4x-13
D:8x+8
E:-8
F:10x-15
G:-2×
H:2x-15
I:-8x+21
J:-4x-1