Instructions for the Use of Selenium Sulfide Shampoo (Selsun) to Treat

question 3

Multiple Choice

Instructions for the use of selenium sulfide shampoo (Selsun) to treat scalp seborrhea include:

• A)Shampoo daily and rinse well.
• B)Worsening of seborrhea for the first week is normal.
• C)Seborrhea usually clears up after a few weeks of treatment.
• D)Shampoo twice a week for two weeks, then weekly.

---

Definitions:

Equation

A statement that asserts the equality of two expressions, typically including one or more variables.

Graphing Calculator

A handheld calculator that is capable of plotting graphs, solving simultaneous equations, and performing other tasks with variables.

Standard Viewing Window

The default range of values on the x-axis and y-axis that are displayed on a graphing calculator's screen or graphing software.

Absolute Value

The distance of a number from zero on the real number line, without regard to direction; represented as \(|x|\).