f(x)=x410(x225)\displaystyle {f{{\left({x}\right)}}}=\frac{{x}^{{4}}}{{{10}{\left({x}^{{2}}-{25}\right)}}}

The function has a local maximum of at x =

The function has a local minimum of at x =

The function is increasing on the interval(s):   

The function is decreasing on the interval(s):   

The domain of the function is:   

The range of the function is: