More About Parabola. 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.
How much does ketamine therapy cost? In the US, doctors typically charge $400-800 per infusion. Thatâs a lot of money, but itâs consistent with the cost of similar procedures. Unfortunately, insurance doesnât cover ketamine therapy, so the patient must bear the full cost. Thatâs a serious problem since many lifelong sufferers are unable to work.
  Typical U.S. prices are/but are not limited to as follows:  .25mg=$.75, .5mg=$1.00, 1mg=$2.00-$3.00 (depending on  availability), 2 mg=$4.00-$5.00 (depending on quantity purchased.)    Remember: it's a free market--the price is  alwaysdetermined by supply and demand.20,164 Contributions. U.S. prices on average: no less than $1.00 per .5 mg pill, no  matter what your customers may say-they can't really get them for  ten cents a piece..