Directions
Read the following questions. Choose the right answer.
There is only ONE correct answer to each question.
The solution set of the inequality |3x+4| < −4 is:
- all real numbers
- {x | x < −8/3}
- ∅
- {x | x > 0}
Show answer
Correct answer: C. ∅
Why
An absolute value is always ≥ 0, so it can never be less than −4 — there is no solution, i.e. the empty set.