If the distance between the foci of an ellipse is 6 and the distance between its…
Mathematics · JEE Main · NTA Exams — Co-ordinate Geometry
If the distance between the foci of an ellipse is 6 and the distance between its directrices is 12, then the length of its latus rectum is:
- \(\sqrt{3}\)
- \(3 \sqrt{2}\)
- \(\frac{3}{\sqrt{2}}\)
- \(2 \sqrt{3}\)
Answer
(B) 3 2
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- If the lines x + 2ay + a = 0, x + 3by + b = 0 and x + 4cy + c = 0 are concurrent, then a, b and c are in
- The locus of the vertices of the family of parabola y= a^ 3 x^ 2 3 + a^ 2 x 2 -2 a is,
- Let a and b be non-zero real numbers. Then, the equation (a x^ 2 +b y^ 2 +c ) (x^ 2 -5 x y+6 y^ 2 )=0…
- The equation of the circle passing through (1, –3) & the points common to the two circle, x 2 + y 2 – 6x + 8y…
- Find the equation of the hyperbola whose directrix is 2x + y = 1, focus (1, 2) and eccentricity 3 .
- The equation λx 2 + 4xy + y 2 + λx + 3y + 2 = 0 represents a parabola, if λ is
- The greatest distance of the point P (10,7) from the circle x^ 2 +y^ 2 -4 x-2 y-20=0 is
- A line passes through (2, 2) and is perpendicular to the line 3x + y = 3. Its y-intercept is
More Co-ordinate Geometry questions · Browse all practice questions