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!
Green Door Meanings. Green bursts with images of spring, and so green is symbolic of renewal, growth, rejuvenation and transformation. Green is associated with the earth, and can provide grounding energies. Green is also used in holistic healing practices because it promotes physical well-being as well as compassion.
The history, origin and meaning of a home having a red front door is varied. There is no one origin for the red exterior door. If you are thinking of painting the front door of your home red, consider some of these meanings to decide if red is the right color choice for your front door. Your homeâs exterior is important and how you paint your home reflects on you. Consider these meanings before heading out to buy home exterior paint: In Feng Shui, a red front door means âwelcome.â Feng Shui is a Chinese philosophy in which the arrangement and color of objects in a room relates to the flow of energy.