Question

If from the vertex of a parabola $y^2=4 x$ a pair of chords be drawn at right angles to one another and with these chords as adjacent sides a rectangle be made, then the locus of the further end of the rectangle is

• A. an equal parabola
• B. a parabola with focus at $(9,0)$
• C. a parabola with directrix as $x-7=0$
• D. a parabola having tangent at its vertex $x=8$

Answer 1

Answer: (A), (B), (C), (D)

Correct answer is (a) an equal parabolaCorrect answer is (b) a parabola with focus at $(9,0)$Correct answer is (c) a parabola with directrix as $x-7=0$Correct answer is (d) a parabola having tangent at its vertex $x=8$