\( \tan ^{-1} 2+\tan ^{-1} 3+\tan ^{-1} 4=\theta \) হলে \( \tan \theta=? \)

A 9

B \( \frac{7}{2} \)

C \( \frac{3}{5} \)

D \( \frac{4}{5} \)

Solution

Correct Answer: Option C

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