Question

1) Determine o valor da função f(x) = 2x – 1 para:

a) f(-1) =





b) f(2) =


​

Answer 1

A) F(-1)

F(-1)=2x-1

F(-1)=2.(-1)-1

F(-1)= -2 -1

F(-1)= -3

B) F(2)

F(2)= 2x-1

F(2)= 2.(2)-1

F(2)= 4 - 1

F(2)= 3