1 The graph of any quadratic equation is a parabola.  All parabolas have an axis of symmetry and the point at which the axis of symmetry intersects the parabola is called the vertex of the parabola and the vertex lies half way between the focus and the directrix.
As far as weight, Clarkson weighs around 165 pounds currently. She has lost weight in the past weighing in at around 145 pounds. Nutrition is always on Kellyâs mind amidst her busy lifestyle of singing and taking the time to help others. It is unknown if Kelly Clarkson participates in daily exercise. She does stay active which is one step in the right direction for overall health.
Mayra Rosales (born 1980) is one of the world's heaviest people, currently weighing an estimated 343 kg (756 lb; 54 st). At her heaviest, she weighed 470 kg (1,000 lb; 74 st). She came to prominence in March 2008, when she was accused of the murder of her two year old nephew.