Question

f(x)= 10x - 5 qual é a soma?

Answer 1

F(x) =10x - 5

10x - 5 =0

10x=5

X= 10
-5

X= -2

Answer 2

f(x) = 10x - 5

10x - 5 = 0

10x = 5

x = 5/10

x = 0,5

____________

Prova

F(0,5) = 10x - 5

F(0,5) = 10 . 0,5 - 5

F(0,5) = 5 - 5

F(0,5) = 0