If you graph a linear function, you get a line. If you graph a quadratic function, you get something called a parabola. A parabola tends to look like a smile or a frown, depending on the function. Check out this tutorial and learn about parabolas!
Orange Door Meanings. Orange is a colour associated with Mercury, which is the swiftest of the planets. Indeed the planet as the fleet-footed Roman god is symbolic of for reception, communication, perception, commerce, movement, intelligence and flexibility. With these kind of qualities, it might be a good idea to paint your business door orange.
According to Smith, one of the most appealing aspects of the 2016 forecasted door color trends is their ability to work well with different home exterior textures, materials and finishes. These colors all lend themselves to both new construction and remodeling projects for a home exterior, says Smith.