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Find the angle which the common chord of...

Find the angle which the common chord of `x^2+y^2-4x-4y=0` and `x^2+y^2=16` subtends at the origin.

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CENGAGE ENGLISH-CONIC SECTIONS-All Questions
  1. If the circles x^2+y^2+2a x+c y+a=0 and x^2+y^2-3a x+d y-1=0 intersec...

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  2. Find the angle at which the circles x^2+y^2+x+y=0 and x^2+y^2+x-y=0 in...

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  4. If the tangents are drawn to the circle x^2+y^2=12 at the point where ...

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  5. If the circle x^2+y^2+2gx+2fy+c=0 bisects the circumference of the cir...

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  6. Find the length of the common chord of the circles x^2+y^2+2x+6y=0 and...

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  8. Prove that the pair of straight lines joining the origin to the points...

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  11. If the lines a1x+b1y+c1=0 and a2x+b2y+c2=0 cut the coordinae axes at c...

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  12. A line is drawn through a fix point P(alpha, beta) to cut the circle x...

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  13. Circles are drawn through the point (2, 0) to cut intercept of length ...

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  14. Find the equation of the circle passing through the origin and cutting...

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  15. Find the point of intersection of the circle x^2+y^2-3x-4y+2=0 with th...

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  16. Find the values of k for which the points (2k ,3k),(1,0),(0,1),a n d(0...

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  17. If one end of the diameter is (1, 1) and the other end lies on the lin...

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  18. Tangent drawn from the point P(4,0) to the circle x^2+y^2=8 touches it...

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  19. If the join of (x1,y1) and (x2,y2) makes on obtuse angle at (x3,y3), t...

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