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 some regards. Carbon enters the Calvin cycle in the form of CO2 and leaves in the form of a carbohydrate such as sugar, with the reaction being driven by ATP and NADPH. ...