Join Sarthaks eConnect Today - Largest Online Education Community!
0 votes
24 views
asked in Mathematics by (82.7k points)

The co-ordinates of the extremities of the latus rectum of the parabola 5y2 = 4 x are

(a) (1 / 5, 2 / 5), (-1 / 5, 2 / 5) 

(b) (1 / 5, 2 / 5), (1 / 5, - 2 / 5) 

(c) (1 / 5, 4 / 5), (1 / 5, - 4 / 5) 

(d) None of these

1 Answer

+1 vote
answered by (90.6k points)
selected by
 
Best answer

Correct option  (b) (1 / 5, 2 / 5), (1 / 5, - 2 / 5) 

Explanation:

Focus is (1/5,0) and co-ordinates of latus rectum are y2 =4/25 ⇒y = ±2/5

Or end points of latus rectum are (1/5±2/5).

Happy Diwali Wishes

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

One Thought Forever

“There is a close connection between getting up in the world and getting up in the morning.“
– Anon
~~~*****~~~

Categories

...