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If the slope of one of the lines given b...

If the slope of one of the lines given by `ax^(2)-6xy+y^(2)=0` is square of the other, then a =

A

1

B

2

C

4

D

8

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The correct Answer is:
D
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MARVEL PUBLICATION-PAIR OF STRAIGHT LINES-TEST YOUR GRASP
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  5. If kx+3y=0 is one of the two lines 5x^(2)+3xy-y^(2)=0 then k^(2)-9k=

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  7. If the two lines kx^(2)+5xy+9y^(2)=0 are equally inclined with the cor...

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  9. If the lines 3x^(2)-kxy-3y^(2)=0 and x+2y=8 form and isosceles triangl...

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  10. Length of each leg of an isosceles right angled triangle, formed by th...

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  13. If the equation ax^(2)+ay^(2)+2gx+2fy+c=0 represents a pair of lines t...

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  19. Joint equation of two lines through the origin and parallel to the pai...

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