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1.3k views
in Trigonometry by (41.7k points)

If A = tan-1(x3/(2k - x)) and B = tan-1((2x - k)/k3), then the value of A - B (independent of x) is

(A) π/2

(B) π/3

(C) π/6

(D) π/8 

1 Answer

+1 vote
by (41.4k points)
selected by
 
Best answer

Correct option (C) π/6  

Explanation: 

We have

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