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Show that the pairs of straight lines 2x...

Show that the pairs of straight lines `2x^2+6x y+y^2=0` and `4x^2+18 x y+y^2=0` are equally inclined

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CENGAGE PUBLICATION-STRAIGHT LINES-All Questions
  1. prove that the product of the perpendiculars drawn from the point (x1,...

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  2. Find the area enclosed by the graph of x^2y^2-9x^2-25 y^2+225=0.

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  3. Show that the pairs of straight lines 2x^2+6x y+y^2=0 and 4x^2+18 x y+...

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  4. The product of the perpendiculars from origin to the pair of lines a x...

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  5. Find the angle between the straight lines joining the origin to the po...

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  6. Through a point A(2,0) on the x-axis, a straight line is drawn paralle...

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  7. Find the equation of two straigh lines whose combined equation is 6x^(...

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  8. Does equation x^(2)+2y^(2)-2sqrt(3)x-4y+5=0 satisfies the condition ...

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  9. Find the value of lambdaif2x^2+7x y+3y^2+8x+14 y+lambda=0 represent a ...

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  10. Find the distance between the pair of parallel lines x^(2)+4xy+4...

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  11. If the pair of lines ax^(2)+2hxy+by^(2)+2gx+2fy+c=0 intersect on the ...

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  12. Find the equation of two straigh lines whose combined equation is 6x^(...

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  13. If the component lines whose combined equation is px^(2)-qxy-y^(2)=0 m...

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  14. Find the joint equation of pair of lines which passes through origin a...

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  15. If the sum of the slopes of the lines given by x^(2)-2cxy-7y^(2)=0 is...

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  16. The distance between the two lines represented by the  sides of an equ...

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  17. If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of ...

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  18. If one of the lines of my^(2)+(1-m^(2))xy-mx^(2)=0 is a bisector of th...

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  19. Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0andax...

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  20. If the equation of the pair of straight lines passing through the poin...

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