We can graph the set of parametric equations above by using a graphing calculator: First change the MODE from FUNCTION to PARAMETRIC, and enter the equations for X and Y in âY =â. For the WINDOW, you can put in the min and max values for \(t\), and also the min and max values for \(x\) and \(y\) if you want to.
Psoriasis. Psoriasis is a skin condition that creates red patches of skin with white, flaky scales. It most commonly occurs on the elbows, knees, trunk and scalp, but can appear anywhere on the body. It may occur for the first time in childhood but may not show up until much later in adulthood for others. It is a chronic condition that will often cycle through flare-ups and remissions throughout the rest of the patient's life. Psoriasis affects as many as 7.5 million people in the United States. We offer the latest and most advanced treatments for this condition. Many patients can achieve significant results with newer therapies. Read More Â» Rashes
They often have silvery scales. While plaque psoriasis is the most common, there are other types of psoriasis that can affect different areas of the body and appear in a variety of forms. Symptoms may appear on any part of the body, including your hands, feet, scalp, and nails.nd, it is not just a skin condition. Psoriasis is a lifelong condition of the immune system. The exact cause is unknown; however, researchers think that family history, environment, and the immune system can all play a role in psoriasis.