Look back at the expressions in problem 3-46 that are not equivalent. Are there any values of the variables that would make them equal? Justify your reasoning. Homework Help ✎
For parts (d) and (f), try setting the two expressions equal to each other,
simplifying, and explaining the meaning of the results.
In part (d), the values
In part (f), the two expressions are equal when
In part (e),