Algebra 2 6-1 Independent Practice: Roots and Radical Expressions
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Last updated about 3 years ago
10 questions
10 points
10
Question 1
1.
What are all the real square roots of 25?
10 points
10
Question 2
2.
What are all the real square roots of 0.16?
10 points
10
Question 3
3.
What are all the real square roots of -64?
10 points
10
Question 4
4.
Simplify the radical expression.
Hint: Keep in mind that b^{2} is never negative.
On the other hand, b can be negative. Use absolute value to ensure that the simplified expression remains equivalent to the original for all values of b.
10 points
10
Question 5
5.
Simplify the radical expression.
Hint: Keep in mind that b^18 is never negative.
b^9, on the other hand, can be negative. Use absolute value to ensure that the simplified expression remains equivalent to the original for all values of b.
10 points
10
Question 6
6.
Simplify the radical expression.
10 points
10
Question 7
7.
Error Analysis: A student said the only fourth root of 16 is 2. Describe her error. You may use the canvas to help illustrate your written description.
10 points
10
10 points
10
Question 9
9.
Reasoning: A number has only one real nth root. What can you conclude about the index n? You may use the canvas to help illustrate your written response.
