Problem 181 of 7
Correct the domain-analysis error in Domain of ln(x^2-9) is x>-3.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
catch missed exclusions, wrong inequality, lost restrictions, and context mismatch.
Hidden until you reveal it.
Catch missed exclusions, wrong inequality, lost restrictions, and context mismatch.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the domain rule involved.
2. Find the incorrect or missing restriction.
3. State the corrected domain and why.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Only giving a new domain without explaining what was missed.