by Saul Report definition; The new sexy semi-underground kink, wherein individuals take part in using other individuals like caps. The hatting scene is comprised of two subgroups: the person who wears the cap, while the hat him- or herself. Addictive phenomenom. by Fanny Report definition
Types of Charts. There are several different types of charts and graphs. The four most common are probably line graphs, bar graphs and histograms, pie charts, and Cartesian graphs. They are generally used for, and best for, quite different things.
Vertex Form of Equation. The vertex form of a parabola's equation is generally expressed as: y = a(x-h)2+k. ( 1 h,k) is the vertex as you can see in the picture below. 2  If a is positive then the parabola opens upwards like a regular U.  If a is negative, then the graph opens downwards like an upside down U.