Question

zero da função f (x)= -1/2 x -6

Answer 1

f(x)=-1/2x-6
-1/2x-6=0
-1/2x=6
-x/2=6
-x=6/2 .(-1)
x=-3

Answer 2

f(x) = -1/2x - 6
 
Iguala o f(x) a zero, ou seja:

0 = -1/2x - 6

6 = -1/2x