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0 votes
1.4k views
in Trigonometry by (41.5k points)

The number of positive integral solutions of the equation tan-1x + cos-1(y/(1 + y2)) = sin-1(3/10) is

(A) 1

(B) 2

(C) 0

(D) None of these 

1 Answer

+1 vote
by (41.3k points)
selected by
 
Best answer

Correct option (B) 2

Explanation:

Hence, only integral solution possible is (3, 0) and (0, 3). 

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