9
AssignmentMultiple Choice

Radical Equations and Extraneous Roots

Question 9 • AA - F26 Advanced Algebra

Do you agree with the student? Explain why or why not.

Answer
A
I do not agree with the student because there is no real solution.
B
Checking the solutions in the original equation verifies [image 1] ; however, [image 2] is extraneous.
Option B
C
Checking the solutions in the original equation shows that 6 is an extraneous solution.
D
I agree with the student because both [image 1] and [image 2] satisfy the original equation.
Option D
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