Determine the range of f(x)=2∣x∣f(x) = 2^{|x|}f(x)=2∣x∣.
[1,∞)[1, \infty)[1,∞)
(0,∞)(0, \infty)(0,∞)
[0,∞)[0, \infty)[0,∞)
[2,∞)[2, \infty)[2,∞)