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हल करें (i) `cosmx+cosnx=0` (ii) `tan x+tan 4x=1` `(iii) tan 5 theta=cos 2 theta)` (iv) `tan x=-cost (x+(pi)/(3))` |
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Answer» Correct Answer - `((2r+1)pi)/(m+-n)r, in I " " (ii) (2n+1)(pi)/(10), n in I` (iii) `((2n+1)pi)/(14), n in I " " (iv) x=n pi+(5pi)/(6)n, in Z` |
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