Question

dada a função y = 2x-1, determine o valor de y para;

a x=0 b x=2 c x=5 d x=1/3

Answer 1

a) y=2.(0)-1
    y=-1
b)y=2.(2)-1
   y=4-1
   y=3
c)y=2.(5)-1
  y=10-1
 y=9
d)y=2.(1/3)-1
   y=0.5