Question
Mathematics Question on integral
The locus of the middle points of all chords of the parabola y2 = 4ax passing through the vertex is
A
(A) a straight line
B
(B) an ellipse
C
(C) a parabola
D
(D) a circle
Answer
(C) a parabola
Explanation
Solution
Explanation:
2h = x, 2k = y y2 = 4ax K2 = 2ah y2 = 2ax