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Normals at two points (x1y1)a n d(x2, y2...

Normals at two points `(x_1y_1)a n d(x_2, y_2)` of the parabola `y^2=4x` meet again on the parabola, where `x_1+x_2=4.` Then `|y_1+y_2|` is equal to `sqrt(2)` (b) `2sqrt(2)` (c) `4sqrt(2)` (d) none of these

A

`sqrt2`

B

`2sqrt2`

C

`4 sqrt2`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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