Решение 

 

 

 

 

 

Проверка 

> with(RealDomain); -1; solve(`>=`(sqrt(`+`(RealDomain:-`^`(x, 5), `-`(`*`(2, `*`(RealDomain:-`^`(x, 3)))), x)), abs(`+`(RealDomain:-`^`(x, 2), `-`(1)))))
 

-1, RealRange(1, infinity) (23.2.1)