What is the range of the function f(x)=2x+1f(x) = 2x + 1f(x)=2x+1 for the domain {1,2,3}\{1, 2, 3\}{1,2,3}?
{1,2,3}\{1, 2, 3\}{1,2,3}
{3,5,7}\{3, 5, 7\}{3,5,7}
{2,4,6}\{2, 4, 6\}{2,4,6}
{1,3,5}\{1, 3, 5\}{1,3,5}