JEE Math Practice Question
If $$x, y, z$$ are in A.P. and $${\tan ^{ - 1}}x,{\tan ^{ - 1}}y$$ and $${\tan ^{ - 1}}z$$ are also in A.P., then :
- A.$$x=y=z$$
- B.$$2x=3y=6z$$
- C.$$6x=3y=2z$$
- D.$$6x=4y=3z$$
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