At which points are the tangents drawn to the ellipse x 2+ y 2 = [ a ] x + [ a ] y parallel to the -axis? – SeeTutorials.com

Get Answers: At which points are the tangents drawn to the ellipse x 2+ y 2 = [ a ] x + [ a ] y parallel to the -axis? – SeeTutorials.com

At which points are the tangents drawn to the ellipse   parallel to the -axis?  Round the coordinates to two decimal places. Verify your solution graphically.

Example: if [a] =5, then, [a]  and