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1) The length of latus rectum of the conic satisfying xdy + ydx = 0 and passing through the point (2, 8) is a) 8 b) 8 root 2 c) 4 d) 4 root 2

1)    The length of latus rectum of the conic satisfying xdy + ydx = 0 and passing through the point (2, 8) is
a)    8     
b)    8 root 2
c)    4
d)    4 root 2


Grade:upto college level

1 Answers

Radhika Batra
247 Points
8 years ago

Ans:     (B)

Exp:     xy = 16 is the conic

Its length of latus rectum = 8 root 2  

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