Question

Determine o zero das funções:

a)y=3x-6

b)y=4x+6

c)y=2x-8

Answer 1

a)y=3x-6

3x-6 = 0
3x = 6
x = 6/3
x = 2

b)y=4x+6

4x+6=0
4x=-6
x= -6/4
x = -3/2


c)y=2x-8

2x-8=0

2x= 8
x = 8/2
x = 4