In T.L.C the stationary phase is a ____________.

In a stationary wave

A stationary source of air pollution _______

In chromatography, if the stationary phase is solid, the basis is ............

When a stationary wave is produced ?

When the stationary phase is solid, then the compounds can be separated on the basis of

Any stationary chargy produces :

Suppose that f is a polynomial of degree 3 and that f^(x)!=0 at any of the stationary point. Then f 1)has exactly one stationary point f 2)must have no stationary point f 3)must have exactly two stationary points f has 4)either zero or two stationary points.