1. Question 337
    Summary - Overview - Some Interesting Curves
  2. Question 345
    Exponentials and logs - Logarithms - Composite functions
  3. Question 991
    Algebra and Functions - Functions - Composition of functions
  4. Question 992
    Algebra and Functions - Functions - Composition 2
  5. Question 1113
    was: Summary - Overview - Some interesting curves
    now: Summary - Overview - Mystery curve combinations
  6. Question 5202
    was: Summary - Overview - Illustration
    now: Summary - Overview - Exploring function combinations