Module 6: Exponents and Logarithms

 

Are You Ready?
 

Complete the following questions. If you experience difficulty and need help, visit Refresher or contact your teacher.

  1. Examine each graph of y = f(x); then sketch the graph of its inverse. Determine whether or not the inverse is a function. Provide a reason for your answer.
    1. This is a graph of a parabola opening upward with a vertex at 0, negative 1.

      Answer
    2. This is the graph of a line with an x-intercept of negative 2 and a y-intercept of 4.

      Answer
  2. Determine graphically whether each pair of functions are inverses of each other.
    1. f(x) = x − 4 and g(x) = x + 4 Answer
    2. f(x) = 3x + 5 and Answer
    3. f(x) = x − 7 and g(x) = 7 − x Answer

If you answered the Are You Ready? questions without difficulty, move to Discover.

 

If you found the Are You Ready? questions difficult, complete Refresher.