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If angle between the line `(x-2)/1=(y-3)/2=(z+5)/(-2)` and `2x-y-kz=lambda` is `cos^-1 ((2sqrt2)/3)` then find `k` (A) `sqrt(3/5)` (B) `3/sqrt5` (C) `sqrt5/3` (D) `sqrt(5/3)`

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