Home > APCALC > Chapter 1 > Lesson 1.2.4 > Problem 1-72
1-72.
Helen thinks
Use various values of
to check whether or not Helen is correct. Try evaluating different numbers. Be sure to include positive numbers, negative numbers and fractions.
Write an accurate expression for
. If both and
give you the same value, , how can we alter Helen's statement to make it true?