Concept explainers
To write the variable expressions involving radicals, one that needs an absolute value for simplifying and one that does not need it.
Answer to Problem 56E
The radical expression that does not need an absolute value for simplifying is:
The radical expression that needs an absolute value for simplifying is:
Explanation of Solution
Given information:
The given statement is:
“Write two variable expressions involving radicals, one that needs absolute value in simplifying and on that does not need absolute value. Justify your answers.”
The radical expression that does not need an absolute value for simplifying is:
The radical expression that needs an absolute value for simplifying is:
Chapter 5 Solutions
BIG IDEAS MATH Algebra 2: Common Core Student Edition 2015
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