If one end of a focal chord AB of the parabola y^ 2 =8 x is at A ( 1 2 ,-2 ) , then the…
Mathematics · JEE Main · NTA Exams — Co-ordinate Geometry
If one end of a focal chord AB of the parabola \(y^{2}=8 x\) is at \(A\left(\frac{1}{2},-2\right)\), then the equation of the tangent to it at B is:
- x - 2y + 8 = 0
- x + 2y + 8 = 0
- 2x - y - 24 = 0
- 2x + y - 24 = 0
Answer
(D) 2x + y - 24 = 0
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- If the point (-5+ 2 ,-3+ 2 ) is an interior point of the larger segement of the circles x 2 + y 2 = 16 cut…
- The normal at the point (3, 4) on a circle cuts the circle at the point (-1, -2). Then the equation of the…
- Equation of a circle concentric with the circle 2x 2 + 2y 2 – 6x + 8y + 1 = 0 and of double its area is
- The co-ordinate of the point on the circle x 2 + y 2 – 12x – 4y + 30 = 0, which is farthest from the origin…
- The circles a x^ 2 +a y^ 2 +2 g_ 1 x+2 f_ 1 y+c_ 1 =0 and b x^ 2 +b y^ 2 +2 g_ 2 x+2 f_ 2 y+c_ 2 =0 (a 0 and…
- The line x = y touches a circle at the point (1, 1). If the circle also passes through the point (1, -3)…
- Equation of the circle of radius 5 whose centre lies on y-axis in first quadrant and passes through (3, 2) is
- The equation of the circle passing through (1, –3) & the points common to the two circle, x 2 + y 2 – 6x + 8y…
More Co-ordinate Geometry questions · Browse all practice questions