MCQ
જો $3f\left( x \right) - 2f\left( {\frac{1}{x}} \right) = x,$ તો $f'\left( 2 \right) =\ .............$
- A$\frac{2}{7}$
- ✓$\frac{1}{2}$
- C$2$
- D$\frac{7}{2}$
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