Question

Determine o zero dos itens a seguir:

a)y=x-6

b)y=-x-4

c)y=2x-3

d)y=2-x

e)y=x+1

Answer 1

a) y= x-6
x-6=0
x=6

b) y= -x-4
-x-4=0
-x=4 (-1)
x=-4

c) y= 2x-3
2x-3=0
2x=3
x=3/2
x= 1,5

d) y= 2-x
2-x=0
-x=-2 (-1)
x=2

e) y= x+1
x+1=0
x=-1