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The radius of a circle, having minimum a...

The radius of a circle, having minimum area , which touches the curve `y=4-x^2` and the lines ,y=`|x|` is

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ARIHANT MATHS-CIRCLE -Exercise (Subjective Type Questions)
  1. If f(x)=overset(100)underset(n=1)prod(x-n)^(n(101-n) then find (f(101)...

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  2. 2x-y+4=0 is a diameter of a circle which circumscribes a rectangle ABC...

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  3. The radius of a circle, having minimum area , which touches the curve ...

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  4. If the circle C(1),x^(2)+y^(2)=16 intersects another circle C(2) of ra...

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  5. Let 2x^(2)+y^(2)-3xy=0 be the equation of a pair of tangents drawn fro...

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  6. The circle x^2+y^2=1 cuts the x-axis at Pa n dQdot Another circle with...

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

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  8. The centre of the circle S=0 lie on the line 2x – 2y +9=0 & S=0 cuts o...

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  9. Find the derivative of 1/(ax^2 + bx + c) , where a,b and c are non - z...

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  10. Two straight lines rotate about two fixed points (-a,0) and (a,0) in a...

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  11. The base AB of a triangle is fixed and its vertex C moves such that si...

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  12. Consider a curve ax^(2)+2hxy+by^(2)=1 and a point P not on the curve. ...

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  13. Tangents drawn from the point P(1,8) to the circle x^(2)+y^(2)-6x-4y-1...

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  14. The centres of two circles C(1) and C(2) each of unit radius are at a...

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  15. If P and Q are the points of intersection of the circles x^(2)+y^(2)+3...

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  16. If the circle x^2+y^2-4x-8y-5=0 intersects the line 3x-4y=m at two dis...

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  17. The circle passing through the point ( -1,0) and touching the y-axis ...

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  18. Statement 1 : If a circle S=0 intersects a hyperbola x y=4 at four poi...

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  19. The two circles x^2+""y^2=""a x and x^2+""y^2=""c^2(c"">""0) touch eac...

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  20. The locus of the mid-point of the chord of contact of tangents drawn f...

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