If domain of fff is [1,5][1, 5][1,5] and f(x)=2x−1f(x) = 2x - 1f(x)=2x−1, what is the range?
[1,9][1, 9][1,9]
[1,10][1, 10][1,10]
[2,10][2, 10][2,10]
[0,9][0, 9][0,9]