Question 997296

{{{root(3,(-4-5x))}}}

domain: any {{{x}}} except {{{(-4-5x)=0}}}

{{{(-4-5x)<=0}}}

{{{x<=-4/5}}}

so, domain is { {{{x}}} element {{{R}}} : {{{x<=-4/5}}} }

the function is defined on the interval:

({{{-infinity}}},{{{-4/5}}})