Continue 2 quadratic functions

Continue 2 quadratic functions rent for a quadratic aeO. D O The main characteristics and properties of a parabola. • the funcuon domain: - x < + m (i.e. is any • the function is not monotone on the whole. twt or to the Icti oi the vertex it behaves as a tone function; • the (Unction is unbounded. continuous in everyv even at b c 0, and noo•periodic; • the function has no zeros at D < 0. relati fu a