Q.

The asymptotes of the hyperbola 6x2+13xy+6y27x8y26=0 are

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a

2x+3y=0, 3x+2y=0

b

2x+3y=3, 3x+2y=4

c

2x+3y=1, 3x+2y=2

d

2x+3y1=0, 3x+2y+2=0

answer is B.

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Detailed Solution

Given hyperbola 6x2+13xy+6y2-7x-8y-26=0 Now equation of pair of asymptotes is 6x2+13xy+6y2-7x-8y+k=0 since it respresents a pair of lines then =0 6(6) (k)+2-4×-72×132-6(-4)2-6-722-k1322=0 36k+182-96-294+169k4=0 144k+344-294-169k=0 -25k+50=0 k=2

 Equation of asymptotes is 6x2+13xy+6y2-7x-8y+2=0 By verification, 2nd option, pair of asymptotes is (2x+3y-1) (3x+2y-2)=0 6x2+13xy+6y2-7x-8y+2=0

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