# How do you find the domain of  f(x)=sqrt(5x-10)?

Apr 9, 2018

$\left[2 , + \infty\right)$

#### Explanation:

$\text{we require}$

$5 x - 10 \ge 0$

$\Rightarrow 5 x \ge 10 \Rightarrow x \ge 2$

$\text{the domain is } \left[2 , + \infty\right)$
graph{sqrt(5x-10) [-10, 10, -5, 5]}