find the tangent equation to the ellipse.25x^2+y^2=109
find the tangent equation to the ellipse.
25x^2+y^2=109
???? ?????? , 10 Years ago
Grade 12th pass
Analytical Geometry> find the tangent equation to the ellipse....
1 AnswersDeepak Kumar Shringi
let (x1y1) is point of contact to find equation of tangent simply replace (in equation of curve)
x2 by xx1
y2by yy1
xy by xy1+yx1upon 2
x2 by xx1
y2by yy1
xy by xy1+yx1upon 2
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