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Q.

Study the following statement and select the correct option:

A is the vertex of a branch of the hyperbola x 2 2 y 2 2 2 x4 2 y6=0,B  is one of the end point of its latusrectum and C is the focus of the hyperbola nearer to the point A

Statement-I : The area of the triangle ABC is 3 2 1  

statement-II: Eccentricity of the hyperbola is 2 2  and length of the conjugate axis is 4.  

 

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a

Statement-1 is true, statement-2 is true , statement-2 is correct explanation of statement- 1

b

Statement-1 is true, statement-2 is true , statement-2 is not correct explanation of statement-1

c

Statement-1 is true, statement-2 is false

d

Statement-1 is false, statement-2 is false 

answer is C.

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Detailed Solution

x 2 2 y 2 2 2 x4 2 y6=0 (x 2 ) 2 4  (y+ 2 ) 2 2 =1  
e=4+24=32AC=aea=a(e1), BC=b2a=semi latus rectum 
Area of ABC= 1 2 a(e1) b 2 a = 3 2 1  
Length of conjugate axis =2b=2 2    

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