Answer to February 18, 2002 Problem

The Functional Notation Problem

If

Express f(2x) in terms of f(x).


Solution:

The answer is:

To solve, take and solve for x:

Since

Substituting for x,



Correctly solved by:

1. Rick Jones Kennett Square, Pennsylvania
2. James Alarie University of Michigan -- Flint, Michigan
3. Richard K. Johnson La Jolla, California
4. Walt Arrison Philadelphia, Pennsylvania