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The angle between the lines given by the...

The angle between the lines given by the equation `alphay^(2)+(1-alpha^(2))xy-alphax^(2)=0` is same as the angle between the lines

A

`5x^(2)+2xy-3y^(2)=0`

B

`5x^(2)+16xy+5y^(2)=0`

C

`xy=0`

D

`x^(2)-2xy-3y^(2)=0`

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The correct Answer is:
C
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TARGET PUBLICATION-PAIR OF STRAIGHT LINES-CRITICAL THINKING
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  3. The two lines represented by 3a x^2+5x y+(a^2-2)y^2=0 are perpendicula...

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  4. The angle between the lines given by the equation alphay^(2)+(1-alpha^...

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  5. If the equation ax^(2)+ay^(2)+2gx+2fy+c=0 represents a pair of lines t...

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  6. If the equation ax^2+by^2+cx+cy=0 represents a pair of straight lines ...

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  8. The angle between the pair of straight lines 2x^2+5xy+2y^2+3x+3y+1=0 i...

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  9. If the angle between the pair of straight lines represented by the equ...

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  10. If the angle between the two lines given by ax^(2)+2hxy+by^(2)+2gx+2fy...

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  11. The equation x^2 - 3xy+ lambday^2 + 3x - 5y + 2 = 0 where lambda is a ...

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  12. Lines represented by 9x^(2)+y^(2)+6xy-4=0 are

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  14. Equation x^(2) +k(1)y^(2) +2k(2)y = a^(2) represents a pair of perpend...

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  15. The equation (x^(2)+y^(2))(h^(2)+k^(2)-a^(2))=(hx+ky)^(2) represents a...

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  16. The equation 2x^2+4xy-py^2+4x+qy+1=0 will represent two mutually perpe...

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