Length of tangent y dy dx dy dx 1 2 H G I K J Length of normal y 1 2 H G I K J dy dx Length of sub-tangent y dy dx Length of sub-normal y dy dx PAGE 135 PAGE 136. The length of the subtangent to the ellipse x a cos t y b sin t at t 4 p is View solution If the normal at the end of latus rectum of the ellipse a 2 x 2 y 2 b 2 1 passes through an extremity of minor axis then e 4 e 2 1 0 or e 2 2 5 1. COMEDK COMEDK 2011 Application of Derivatives Report Error.
The length of the subtangent to the curv x 2 y 2 a 4 at a a is.
F a. The length of the subtangent to the ellipse x a cos t y b sin t at t 4 p is View solution If the normal at the end of latus rectum of the ellipse a 2 x 2 y 2 b 2 1 passes through an extremity of minor axis then e 4 e 2 1 0 or e 2 2 5 1. In the right triangle PTX. Point T is on x axis where tangent intersects it and point N is on x axis where normal PN meets it.