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Two parabolas y(2) = 4a(x – 1l(1)) and x...

Two parabolas `y_(2) = 4a(x – 1l_(1))` and `x_(2) = 4a(y – l_(2))` always touch one another, the quantities `l_(1)` and `l_(2)` are both variable. Locus of their point of contact has the equation

A

`xy=a^(2)`

B

`xy=2a^(2)`

C

`xy=4a^(2)`

D

none

Text Solution

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The correct Answer is:
C
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MOTION-PARABOLA-EXERCISE - II
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  16. Tangent to the parabola y^(2) = 4ax at point P meets the tangents at v...

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