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The range of values of a such that the a...

The range of values of `a` such that the angle `theta` between the pair of tangents drawn from `(a,0)` to the circle `x^2+y^2=1` satisfies `pi/2

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CENGAGE ENGLISH-CONIC SECTIONS-All Questions
  1. The equation of the line(s) parallel to x-2y=1 which touch(es) the ci...

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  2. If the conics whose equations are S1:(sin^2theta)x^2+(2htantheta)x y+(...

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  3. The range of values of a such that the angle theta between the pair of...

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  4. From the point A (0, 3) on the circle x^2+4x+(y-3)^2=0 a chord AB is d...

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  5. Tangents are drawn from external poinl P(6,8) to the circle x^2+y^2 =...

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  6. The radius of the circle touching the line 2x + 3y +1 = 0 at (1,-1) an...

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  7. If the abscissa and ordinates of two points P and Q are the roots of t...

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  8. Line segments A C and B D are diameters of the circle of radius 1. If ...

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  9. As shown in the figure, three circles which have the same radius r,hav...

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  10. The acute angle between the line 3x-4y=5 and the circle x^2+y^2-4x+2y-...

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  11. If two perpendicular tangents can be drawn from the origin to the c...

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  12. Let A(−4,0), B(4,0) & C(x,y) be points on the circle x^2 + y^2 = 16 su...

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  13. If the circle x^2 + y^2 + ( 3 + sin beta) x + 2 cos alpha y = 0 and x...

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  14. A tangent at a point on the circle x^2+y^2=a^2 intersects a concentric...

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  15. Tangent are drawn to the circle x^2+y^2=1 at the points where it is me...

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  16. From the points (3, 4), chords are drawn to the circle x^2+y^2-4x=0 ....

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  17. The angles at which the circles (x-1)^2+y^2=10a n dx^2+(y-2)^2=5 inte...

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  18. Two circles of radii 4cm and 1cm touch each other externally and theta...

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  19. The locus of the midpoints of the chords of the circle x^2+y^2-a x-b y...

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  20. A is a point (a, b) in the first quadrant. If the two circIes which pa...

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