Problem 197 of 7
Correct the function-rewrite error in sqrt(a+b) = sqrt(a) + sqrt(b).
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
catch algebraic equivalence, domain, and feature-interpretation mistakes.
Hidden until you reveal it.
Catch algebraic equivalence, domain, and feature-interpretation mistakes.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the rule or feature being misapplied.
2. Rewrite correctly or explain why the proposed rewrite is invalid.
3. State any domain or feature consequence.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Only marking incorrect without a replacement or reason.