MCQ
$\frac{d}{d x}\left(\frac{1}{3 x-2}\right)=$
- A$\frac{-1}{(3 x-2)^2}$
- ✓$\frac{-3}{(3 x-2)^2}$
- C$\frac{3}{(3 x-2)^2}$
- D$\frac{3}{3 x-2}$
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