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A : The condition that the line x/p+y/q=...

A : The condition that the line x/p+y/q=1 to be a tangent to the parabola `y^(2)=4ax` is ap+`q^(2)` =0.
R: The condition that the line lx+my+n=0 may touch the parabola `y^(2)=4ax` is `am^(2)` = In

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true but R is not correct explanation of A

C

A is true but R is false

D

A is false but R is true

Text Solution

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The correct Answer is:
A
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