Find the range of f(x)=2x+3x−1f(x) = \frac{2x+3}{x-1}f(x)=x−12x+3 for x∈[2,4]x \in [2, 4]x∈[2,4].
[7,11/3][7, 11/3][7,11/3]
[11/3,7][11/3, 7][11/3,7]
[2,4][2, 4][2,4]
(1,2](1, 2](1,2]