A quadratic function is a function of the form <math>f(x)=ax^2+bx+c</math>, where a is nonzero.
In the case where the domain and codomain are R (the real numbers), the graph of such a function is a parabola.
... in 2001 - to less than 2% - because of a slowdown in major markets and the hiking of interest rates by the Central Bank to combat inflationary pressures. Investor ...