Find the orthogonal trajectories of the family r=a(1+sin θ). – McqOptions

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1.	Find the orthogonal trajectories of the family r=a(1+sin θ).
A.	r=k(sin θ)
B.	r2=k(cos θ)2
C.	r=k(1-cos θ)
D.	r=k(1-sin θ)
Answer» E.

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