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If one of the lines of the pair ax^(2)+2...

If one of the lines of the pair `ax^(2)+2hxy+by^(2)=0` bisects the angle between positive direction of the axes then a, b, h satisfy the relation

A

a+2h-b=0

B

a+2h+b=0

C

a-2h+b=0

D

a-2h-b=0

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The correct Answer is:
B
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AAKASH SERIES-PAIR OF STRAIGHT LINES-PRACTICE EXERCISE
  1. The lines x^(2)-12xy+6y^(2)=0 are equally inclined to the line

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  2. If the lines x^(2)+(2+h)xy-4y^(2)=0 are equally inclincd to the coordi...

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  3. If one of the lines of the pair ax^(2)+2hxy+by^(2)=0 bisects the angle...

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  4. The pair of lines h(x^(2)-y^(2))+pxy=0 bisects the angle between ax^(...

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  5. If the two pairs of lines ax^(2)+2pxy-ay^(2)=0 and bx^(2)+2qxy-by^(2)=...

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  6. If the paris x^(2)-2pxy-y^(2)=0 and x^(2)-2qxy-y^(2)=0 are such that o...

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  7. The pair of lines 2x^(2)+3xy+5y^(2)=0 and 4x^(2)+21xy+25y^(2)=0 are

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  8. If the two pair of lines 2x^(2)+6xy+y^(2)=0 and 4x^(2)+18xy+by^(2)=0 a...

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  9. If 2x^(2)-5xy+2y^(2)=0 represents two equal sides of an isosceles tria...

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  10. The value of k such that the lines 6x^(2)+17xy+12y^(2)=0 and kx^(2)+5x...

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  11. The equation to the pair of lines through the origin and forming an eq...

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  12. The equation of the pair of lines passing through origin and making an...

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  13. The area of the triangle formed by the lines 6x^(2)-13xy+6y^(2)=0 and ...

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  14. The lines x^(2)-4xy+y^(2)=0,x+y=3 form a trangle which is

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  15. The line 3x-4y+5=0 and pair of straight lines 3(3y+4x)^(2)-(3x-4y)^(2...

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  16. The triangle formed by x^(2)-3y^(2)=0 and the line x=a is

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  17. The area of the equilateral triangle formed by the pair of lines passi...

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  18. The point of intersection of the pair of lines represented by 2x^(2)+5...

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  19. If xy+x+y+1=0,x+ay-3=0 are concur rent then a =

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  20. If (1, k) is the point of intersection of the lines given by 2x^(2)+5x...

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