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Equation to the pair of lines passing th...

Equation to the pair of lines passing through the origin whose sum and product of slopes are A.M. and G.M. of 4 and 9 is

A

`12x^(2)-13xy+2y^(2)=0`

B

`12x^(2)+13xy+2y^(2)=0`

C

`12x^(2)-15xy+2y^(2)=0`

D

`12x^(2)+15xy-2y^(2)=0`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-PAIR OF STRAIGHT LINES-EXERCISE -II
  1. Combined equation of pair of lines passing through origin and inclined...

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  2. Equation to the pair of lines passing through the origin whose sum and...

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  3. If one of the lines given by ax^(2)+2hxy+by^(2)=0 passes through (2,3)...

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  4. Let y = mx and y = m^(1)x be the lines represented by the equation ax2...

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  5. If theta(2) and theta(2) are the angles made by the lines (x^(2)+y^(2)...

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  6. Statement-I : If the equation 4x^(2)+mxy-3y^(2)=0 represents a pair of...

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  7. If the slopes of the lines represented by 6x^(2)+2hxy+y^(2)=0 are in t...

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  8. If the slope of one line is double the slope of another line of the pa...

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  9. Assertion (A) : The slopes of one line represented by 2x^(2)–5xy+2y^(2...

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  10. Statement-I : If two of the lines represented by ax^(3) + bx^(2)y + cx...

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  11. If the slope of one of the lines represented by ax^(2) + 2hxy + by^(2)...

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  12. If the slope of one of the lines represented by ax^(2) - 6xy + y^(2) =...

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  13. If the pairs of lines 3x^(2)-5xy+py^(2)=0 and 6x^(2)-xy-5y^(2)=0 have...

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  14. Equation of line common to pair of lines (p^(2)-q^(2))x^(2)+(q^(2)-r^(...

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  15. If 2x^(2)-3xy+y^(2)=0 represents two sides of a triangle and lx + my ...

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  16. If the line lx+my+n=0 meets the pair of lines 3x^(2)+7xy-5y^(2)=0 at A...

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  17. The equation of the pair of angular bisectors of the pair of lines xy ...

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  18. the line y=mx bisects the angle between the pair of ax^(2)-2hxy+by^(2)...

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  19. If 2x^2-5xy+2y^2=0 represents two equal sides of an isosceless triangl...

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  20. The lines 36x^(2)-33xy-20y^(2)=0 are equally inclined to the line

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