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Find the angle between the lines represe...

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

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CENGAGE ENGLISH-STRAIGHT LINES-All Questions
  1. The angle between the pair of lines whose equation is 4x^2+10 x y+m ...

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  2. Find the point of intersection of the pair of straight lines repres...

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

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

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

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

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  7. 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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  8. Prove that the equation 2x^2+5x y+3y^2+6x+7y+4=0 represents a pair of ...

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

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  10. Show that straight lines (A^2-3B^2)x^2+8A Bx y+(B^2-3A^2)y^2=0 form wi...

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  11. 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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  12. If the middle points of the sides B C ,C A , and A B of triangle A B C...

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  13. Find the equations of the lines which pass through the origin and are ...

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  14. If (-2,6) is the image of the point (4,2) with respect to line L=0, th...

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  15. If the lines x+(a-1)y+1=0 and 2x+a^2y-1=0 are perpendicular, then find...

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  16. Find the equation of the right bisector of the line segment joining...

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  17. If the coordinates of the points A, B, C and D be (a, b), (a', b'), (...

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  18. If the coordinates of the vertices of triangle A B C are (-1,6),(-3,-9...

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  19. Find the equation of the line perpendicular to the line x/a-y/b=1 and ...

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  20. Find the area bounded by the curves x+2|y|=1 and x=0 .

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