Question

dada a função do 1° grau f(x)=(5x-1).Determinar: f(-1/5)

Answer 1

F($\frac{-1}{5}$) = 5 . $\frac{-1}{5}$ - 1 = $\frac{-5}{5}$ - 1 = -1 - 1 = -2

Answer 2

f(x)=(5x-1)

f(-1/5) = 5(-1/5) - 1

f(-1/5) =  - 1 - 1

f(-1/5) = - 2