Question

Let b, d > 0. The locus of all points P(r, θ) for which the line OP (where O is the origin) cuts the line r sin θ = b in Q such that PQ = d is

(A)   (r – d) sin θ = b

(B)   (r ± d) sin θ = b

(C)   (r – d) cos θ = b

(D)  (r ± d) cos θ = b

Answer 1

Correct option  (B) (r ± d) sin θ = b 

Explanation: