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If the focus of a parabola is (3,3) and ...

If the focus of a parabola is `(3,3)` and its directrix is `3x-4y=2` then the length of its latus rectum is

A

2

B

4

C

3

D

5

Text Solution

Verified by Experts

The correct Answer is:
A

`2A=|(3(3)-4(3)-2)/(sqrt(3^(2)+4^(2)))|implies2A=5/5=1`
L.R. `=4A=2`
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