Question : If $(x-\frac{1}{3x})=\frac{1}{3}$, then the value of $3(x-\frac{1}{3x})$ is:
Option 1: –1
Option 2: –2
Option 3: 1
Option 4: 2
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Correct Answer: 1
Solution : Given: $(x-\frac{1}{3x})=\frac{1}{3}$ Multiplying both sides by 3, we get, $⇒3(x-\frac{1}{3x})=\frac{1}{3}×3$ $\therefore 3(x-\frac{1}{3x})=1$ Hence, the correct answer is 1.
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