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Find the orthocentre of the triangle for...

Find the orthocentre of the triangle formed by the lines xy = 0 and `x+ y =1`

A

`(1/2,1/2)`

B

`(1/3,1/3)`

C

`(1/4,1/4)`

D

(0, 0) .

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
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  2. The coordinates of the foot of the perpendicular from (2,3) to the lin...

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  3. Find the orthocentre of the triangle formed by the lines xy = 0 and x+...

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  4. If the sum of the distances of a variable point from two perpendicular...

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  5. Point Q is symmetric to P (4, -1) with respect to the bisector of the ...

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  6. The radius of the circle, which is touched by the line y= x and has it...

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  7. Tangents drawn from the point (4, 3) to the circle x^2+y^2-2x-4y=0 are...

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  8. If l denotes the semi-latus rectum of the parabola y^2= 4ax and SP and...

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  9. The eccentricity of the ellipse : x^2+4y^2+8y-2x+1=0 is :

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  10. The equation of the tangent parallel to y=x drawn to x^2/3-y^2/2 =1 is...

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  11. A line through the point A (2, 0), which makes an angle of 30^@ with t...

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  12. The total number of tangents through the point (3, 5) that can be draw...

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  13. The co-ordinates of the foot of the perpendicular from (0, 0) upon the...

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  14. If C is the reflection of A (2, 4) in x-axis and B is the reflection o...

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  15. The line y=2t^2 intersects the ellipse x^2/9+y^2/4=1 in real points if...

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  16. The coordinates of the focus of the parabola described parametrically ...

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  17. A positive acute angle is divided into two parts whose tangents are 1/...

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  18. The angle between the line joining the foci of an ellipse to one parti...

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  19. The circles : x^2+y^2 - 10x + 16 =0 and x^2+y^2 =a^2 : intersect at tw...

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  20. The number of points on the line x + y = 4, which are unit distance ap...

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