# How do you graph  F(x)= log_2(x-3)?

By inversion, $x - 3 = {2}^{y}$, and so, $x = 3 + {2}^{y}$.
The graph rises from $\left(3 , - \infty\right)$ to (4, 0) anr rises to $y = \infty$ through (7, 2), (11, 3), (19, 4),..(