Problem 49 of 7
A safe refrigerator temperature is at least 34 degrees and at most 40 degrees. Write a compound inequality for the acceptable values.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
represent lower and upper bounds simultaneously.
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Context must include lower and upper bounds.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify the lower bound and upper bound.
2. Choose inclusive or strict signs from the wording.
3. Place the variable between the bounds.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Use of 'or' for between constraints.