Question

Please help. Functions and Relations. Which value of x is in the domain of the function shown below?

Answer 1

Given:

Function is

`f(x)=√(x-15)`

Required:

Which value of x is in the domain of function.

Step-by-step explanation:

`\begin{gathered} \text{ We need } \\ x-15\ge0 \\ x\ge15 \end{gathered}`

Answer:

Option A is correct.