solve(195.2*h+6836.*h^2+78140.*h^3+2.930*10^5*h^4 < 0)
输出:
RealRange(Open(-0.1002036727), Open(-0.1000000000)), RealRange(Open(-0.6648574709e-1), Open(0.))
即:
(-0.1002036727, -0.1000000000)⋃(-0.06648574709, 0)