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the equation of the circle passing throu...

the equation of the circle passing through the point `(2,1)` and touching `y`-axis at the origin is

A

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

B

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

C

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

D

None of these

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The correct Answer is:
B
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TARGET PUBLICATION-CIRCLE AND CONICS -CRITICAL THINKING
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  2. The equation of circle concentric with circle x^2+y^2-6x+ 12y+ 15=0 an...

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  3. the equation of the circle passing through the point (2,1) and touchin...

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  4. Find the locus of the center of the circle which cuts off intercepts o...

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  5. If a circle passes through the point (0,0),(a ,0)a n d(0, b) , then fi...

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  6. For what value ofk, the points (0,0), (1, 3), (2, 4) and (k, 3) are c...

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  7. The centre and radius of a circle given by equation x =2 +3 cos theta,...

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  8. Radius of the parametric equation represented by x = 2a ((1- t ^(2))/(...

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  9. Prove that for all values of theta , the locus of the point of interse...

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  10. The equatio of the parabola with its vertex at the origin, axis on the...

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  11. Equation of the parabola, whose vertex is (-1,-2), axis is vertical an...

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  12. The equation of the parabola whose vertex is at(2, 1) and focus at(2, ...

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  13. Equation of the parabola whose directrix is y =2x -9 and focus (-8,-2)...

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  14. The equation of the parabola with focus (a, b) and directrix x/a+y/b=1...

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  15. Write the equation of the parabola with focus (0,0) and directrix x+y-...

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  16. The equation (13x -1)^(2) + (13y -1)^(2) =k (5x-12y+1)^(2) will repr...

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  17. vertex of the parabola 9x^2-6x + 36y + 9 = 0 is

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  18. The equation of parabola is y ^(2) + 8x -12 y+20=0, then which of the ...

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  19. If the vertex of the parabola y=x^(2)x+c lies on x-axis, then the valu...

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  20. If the line x-1=0 is the directrix of the parabola y^2-k x+8=0 , then ...

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