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in Parabola by (50.2k points)
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If the parabola y2 = 4ax passes through the point (3, 2), then the length of its latus rectum is 

A. 2/3 

B. 4/3

C. 1/3 

D. 4

1 Answer

+1 vote
by (48.8k points)
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Best answer

y2 = 4ax

22 = 4a (3)

4 = 12a

a = 4/12 = 1/3

Length of Latus Rectum = 4a = 4 x 1/3 = 4/3

Hence, the length of latus rectum is 4/3 units.

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