Discover Questions

Find the equation of the line tangent to the graph of f(x) =x^4+2x^2 at the point where f (x)=1? Do eigenvectors of a diagonalizable matrix always span its own column space? (again). prove : x⁴ + y⁴ + z⁴ ≥ xyz(x + y + z) .? I'm having trouble balancing this equation:
CaO + SO2 + O2 -> CaSO4? How to go to mdc?