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Question

The length of the latus rectum of the parabola x24x8y+12=0 is-

A
4
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B
6
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C
8
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D
10
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Solution

The correct option is C 8
We have
x24x8y+12=0

(x2)2+88y=0(bytakingcommonx)
(x2)2=8(y1)

Comparing with X2=L.R×Y

So, Length of latus rectum =8
Hence, the option (C) is the correct answer.

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