Addison opens up a coffee cart outside of the Academic Build…

Addison opens up a coffee cart outside of the Academic Building. It costs her $0.77 to make a cup of coffee and she spent $375 to buy the equipment and do some advertising. She plans to charge $2 per cup of coffee. Blank 1: What is the cost equation, C(x)?     Blank 2: What is the revenue function, R(x)?     Blank 3: What is the profit function, P(x)?   Blank 4: What is Addison’s profit if 500 cups are sold in the first week?

Parathyroid hormone (PTH) is an important regulator of calci…

Parathyroid hormone (PTH) is an important regulator of calcium and phosphate levels in the blood. It aids in fracture healing and prevents further deterioration of bone due to disease processes such as osteoporosis. It prevents serum calcium levels from becoming too low and serum phosphate levels from rising above normal.  Which of the following is the most accurate description of the how the body regulates parathyroid hormone production?