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Prove that the equation 2x^(2)+5xy+3y^(...

Prove that the equation `2x^(2)+5xy+3y^(2)+6x+7y+4=0` respresents a pair of straight lines .Find the coordinates of their point of intersection and also the angle between them.

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Prove that the equation 2x^2+5x y+3y^2+6x+7y+4=0 represents a pair of straight lines. Find the coordinates of their point of intersection and also the angle between them.

Prove that the equation 2x^2+5x y+3y^2+6x+7y+4=0 represents a pair of straight lines. Find the coordinates of their point of intersection and also the angle between them.

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CENGAGE ENGLISH-STRAIGHT LINES-All Questions
  1. The equation of a line which is parallel to the line common to the pai...

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  2. If the sum of the slopes of the lines given by x^2-2c x y-7y^2=0 is fo...

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  3. Area of the triangle formed by the line x+y=3 and angle bisectors o...

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  4. The equation x^2y^2-9y^2-6x^2y+54 y=0 represents (a)a pair of strai...

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  5. The straight lines represented by (y-m x)^2=a^2(1+m^2) and (y-n x)^2=a...

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  6. If the pairs of lines x^2+2x y+a y^2=0 and a x^2+2x y+y^2=0 have exact...

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  7. The condition that one of the straight lines given by the equation a x...

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  8. If the represented by the equation 3y^2-x^2+2sqrt(3)x-3=0 are rotated ...

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  9. A point moves so that the distance between the foot of perpendiculars ...

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  10. The angle between the pair of lines whose equation is 4x^2+10 x y+m ...

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  11. Find the point of intersection of the pair of straight lines represent...

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  12. Find the angle between the lines represented by x^2+2x ysectheta+y^2=0...

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  13. If the pair of lines sqrt(3)x^2-4x y+sqrt(3)y^2=0 is rotated about the...

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  14. If the equation 2x^2+k x y+2y^2=0 represents a pair of real and distin...

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  15. If the equation x^2+(lambda+mu)x y+lambdau y^2+x+muy=0 represents two ...

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  16. If one of the lines of the pair a x^2+2h x y+b y^2=0 bisects the angle...

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  17. Prove that the equation 2x^(2)+5xy+3y^(2)+6x+7y+4=0 respresents a pai...

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  18. A line L passing through the point (2, 1) intersects the curve 4x^2+y^...

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  19. Show that straigh lines (A^(2)-3B^(2))x^(2)+8ABxy+(B^(2)-3A^(2))y^(2)=...

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  20. If one of the lines denoted by the line pair a x^2+2h x y+b y^2=0 bise...

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