If the normal at any point P on the ellipse cuts the major and minor axes in 'G' and 'g'…

Mathematics · JEE Main · NTA Exams — Co-ordinate Geometry

1. \(\sqrt{a^{2}-b^{2}}\)
2. \(a^{2}-b^{2}\)
3. \(a^{2}+b^{2}\)
4. \(\left(a^{2}-b^{2}\right)^{2}\)

Answer

(B) a^ 2 -b^ 2

Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.

Related practice questions

• If one end of a focal chord AB of the parabola y^ 2 =8 x is at A ( 1 2 ,-2 ) , then the equation of the…
• The circle x^ 2 +y^ 2 =4 x+8 x+5 intersects the line 3 x-4 y=m at two distinct points if
• The slope of the common tangent to the ellipse x^ 2 a^ 2 + y^ 2 b^ 2 =1 and a concentric circle of radius r…
• The equation of a tangent to the hyperbola 4 x^ 2 -5 y^ 2 =20 parallel to the line x-y=2 is:
• The equation of the parabola having its axis parallel to x-axis and which passes through the points (1, 2)…
• The line joining (5, 0) to (10 cosθ, 10 sinθ) is divided internally in the ratio 2 : 3 at P. If θ varies then…
• The focus of the parabola (x+y)^ 2 =4(x-y-z) is
• The line 3x – 2y = k meets the circle x 2 + y 2 = 4r 2 at only one point, if k 2 is

More Co-ordinate Geometry questions · Browse all practice questions