Question
Mathematics Question on Parabola
If the parabola x2 = 4ay passes through the point (2, 1), then the length of the latus rectum is
A
1
B
4
C
2
D
8
Answer
4
Explanation
Solution
The correct answer is (B) : 4.
If the parabola x2 = 4ay passes through the point (2, 1), then the length of the latus rectum is
1
4
2
8
4
The correct answer is (B) : 4.