Floor \(x\)
Number Theory
Level
4
If real number \(x\) is such that \({ x }^{ 3 }-\left\lfloor x \right\rfloor =3\), what is the sum of all the values of \({ x }^{ 3 }\)?
Notation: \(\lfloor \cdot \rfloor\) denotes the floor function.
by
Linkin Duck