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The angle between the lines xd^(2)+4xy+y...

The angle between the lines `xd^(2)+4xy+y^(2)=0` is

A

`((-1)/(3), (1)/(3)`

B

`((1)/(3), (-1)/(3))`

C

`((1)/(3), (1)/(3))`

D

`(3, 3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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NIKITA PUBLICATION-PAIR OF STRAIGHT LINES-MULTIPLE CHOICE QUESTIONS
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  4. The coordinates of the orthocentre of the triangle formedby the lines ...

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  5. The orthocentre of the triangle formed by the lines xy=0 and x+y=1 is

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  6. The diagonal of the rectangle formed by the lines x^2-7x +6= 0 and y^2...

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  7. If pairs of opposite sides of a quadrilateral are x^(2)-7x+6=0 and y^(...

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  8. If the lines represented by 2x^2-5xy+2y^2=0 be the sides of a parallel...

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  9. The centre of circle inscribed in a square formed by lines x^2-8x+1...

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  10. The angle between the pair of lines xy-6x+5y-30=0

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  11. The angle between the pair of lines 3(x-4)^(2)+4sqrt(3)(x-4)(y+2)-2(y+...

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  12. The angle between the pair of lines (x-3)^(2)+(x-3)(y-4)-2(y-4)^(2)=0 ...

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  13. The acute angle between the line represented by 9x^(2)-6xy+y^(2)+18x-6...

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  14. The acute angle between the line represented by 2x^(2)+xy-y^(2)+x+4y-3...

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  15. The acute angle between the line represented by 2x^(2)-xy-3y^(2)-6x+19...

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  16. The acute angle between the line represented by x^(2)-6xy+5y^(2)+10x-4...

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  17. The angle between the pair of lines 2x^(2)+5xy+2y^(2)-3x-3y+1=0 is

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  18. The angle between the pair of lines 2x^(2)+4xy-2y^(2)+4x+8y+1=0 is

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  19. The equation x^(2)-3xy+lambday^(2)+3x-5y+2=0, lambdainR, represents a ...

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  20. The acute angle between the line represented by 9x^(2)-6xy+y^(2)+18x-6...

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