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The solution set of ∣3x∣ = 6 is?
The solution set of ∣3x∣ = 6 is?
{2,−2}
{2,0}
{−1,2}
None of these
Explanation
To solve |3x| = 6:
3x = 6 or 3x = -6
x = 2 or x = -2