Q54
Help pls!

Q54. If the normals at the points P, Q, R with eccentric angles α, β, γ on the ellipse  x 2 a 2 + y 2 b 2 = 1  are concurrent, then
show that  sin   α cos   α sin   2 α sin   β cos   β   sin   2 β sin   γ cos   γ sin   2 γ = 0
 

Dear student,





Hence proved.

Regards

  • 1
What are you looking for?