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.
Chemical Injection Technologies. Application Bulletin. Bulletin 3001. Cost Comparison. Chlorine Gas vs. Hypochlorite. Cost per pound of AVAILABLE CHLORINE: Gas Chlorine - is 100% pure, elemental chlorine which maintains its strength indefinitely. Average cost per pound is $0.45â¡. Since it is pure chlorine, the cost per pound of AVAILABLE CHLORINE =. $0.45/lb. Powder Chlorine (Calcium Hypochlorite) - contains a maximum of 70% available chlorine. Strength is rapidly lost in storage. Average cost per pound of powder chlorine is $1.23â¡. Therefore, the cost per pound of AVAILABLE CHLORINE = $1.76/lb. Liquid Bleach (Sodium Hypochlorite) - contains approximately 10% â  available chlorine. Strength is rapidly lost in storage.