#include <cmath> #include <iomanip> #include <iostream> using namespace std; int main() { double v0,x,y; cin>>v0>>x>>y; double t0 = (-v0*x + sqrt(x*x*x*y))/(x*x); double total = t0+ y/(v0+t0*x); if(v0!=0 && t0<0){ tota...