(Solved): If \( x \) denotes the width (in feet) of the billboard, find a function in the variable \( x \) g ...

If \( x \) denotes the width (in feet) of the billboard, find a function in the variable \( x \) giving the area of the printed region of the billboard. Area, as a function of \( x= \) Determine the domain of the function for area. Enter your answer using interval notation. Domain of the function for area \( = \)