A, B and C are correct standard facts: absolute value measures distance, ∣x∣ < 3 implies −3 < x 4 implies x 4. D is false because absolute value cannot be negative, so ∣x∣ = −2 has no real solution. E is false because ∣x∣ = 5 has two real solutions, x = 5 and x = −5, not exactly one. Therefore, the correct set is A, B and C only.
Option A:
Option A is incomplete because it omits C, which is also a correct rule for solving strict “greater than” absolute value inequalities.
Option B:
Option B is incorrect because it includes E, which is false since ∣x∣ = 5 has two solutions, not one.
Option C:
Option C is correct because it lists exactly the true statements (A, B, C) and excludes both false statements (D, E).
Option D:
Option D is incorrect because it includes D (which is impossible) and E (which is also false), so it mixes false statements with true ones.
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