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Question: If the parabola y<sup>2</sup> = 4ax passes through (3, 2), then length of latus rectum of the parabo...

If the parabola y2 = 4ax passes through (3, 2), then length of latus rectum of the parabola is

A

23\frac { 2 } { 3 }

B

43\frac { 4 } { 3 }

C

13\frac { 1 } { 3 }

D

4

Answer

43\frac { 4 } { 3 }

Explanation

Solution

We have 4 = 4a × 3

LSL¢ = 4a = 43\frac { 4 } { 3 }