Call me

Have a Query? We will call you right away.

+91

E.g: 9876543210, 01112345678

We will give you a call shortly, Thank You

Office hours: 9:00 am to 9:00 pm IST (7 days a week)

What are you looking for?

Syllabus

Find the equation of the common tangent of parabola y

^{2}=4ax and x^{2}=4by.^{2}+ by^{2}+ cz^{2}= 1.Show that the semi latus rectum of the parabola y

^{2}= 4ax is a harmonic mean between the segment of any focal chord.an equilateral triangle is inscribed in the parabola y

^{2}=4ax,where one vertex is at the vertex of the parabola.find the length of the side of the triangle.pls answer me as soon as possible.^{2}+y^{2}+z^{2}+2ux+2vy+2wz = 0The focus of parabola is (1,5) and its directrix is x + y + 2 = 0. Find the equation of the parabola, its vertex and length of latus rectum.

the line lx + my +n=0 is a normal to the parabola y^2 = 4ax if

^{2}+ y^{2}= 100 that passes through (1,7) and subtends an angle of 120 at the origin is what?find the equation of the circle circumscribing the triangle formed by the lines x + y = 6, 2x + y = 4 and x + 2y = 5

find the locus of the mid point of the portion of the line x cosa +yp sin a = p which is intercepted between the axis ??

I have already tried this sum, and I got the answer. But I was able to find only one slope and the other one is infinity but how?

Find the equation of the circle which has its centre at the point (3,4) and touches the straight the line 5x+12y-1=0.

Find the equqtion of the circle which touches the axes and whose centre lies on x-2y=3.

A circle whose centre is the point of the intersection of the lines 2x-3y+4=0 and 3x+4y-5=0 passes through the origin. find its equation.

A circle of radius 4 units touches the coordinate axes in the first quadrant. Find the equation of its images with respect to the line mirrors x=0 and y=0.

One diameter of the circle circumscribing the rectangle ABCD is 4y=x+7. If the coordinates of A and B are (-3,4) and (5,4) respectively. Find its equation.

find centre $ radius of the circle 4(x

^{2}+y^{2})+ 12ax - 6ay -a^{2 }=0Find the equations of circle passing through the points (1,1),(2,2) and whose radius is 1 units?

find the vertex, focus, diretrix and length of latus-rectum of the parabola

^{2}- 4y - 2x - 8 = 0^{2}+ 3y - 4x -3 = 0^{2}- 16x - 12y - 57 = 0Prove that (-1,6), (5,2), (7,0), and (-1,-4) are concyclic.

e

if y = 2x is a chord of the circle x

^{2}+ y^{2}- 10x =0find the equation of the circle with this chord as diameter

^{2}/a^{2}+ y^{2}/b^{2}+ z^{2}/c^{2}= 1The centre of a circle passing through the points (0,0) & (1,0) & touching the circle x2+y2=9 is: ans is (1/2 , +-root2)..explainAB is a chord of circle x2+y2=25 . The tangents of A & B intersect at C. If (2,3) is the mid-point of AB , the area of quadrilateral OACB is:ams is 50root (3/13) plzz explain3. Extremities of a dagonal of a rectangle are (0,0) & (4,3).Find the equations of the tangents to the circumcentre ofthe reactangle which are parallel to this diagonal.4. Find the equ. of circle described on the common cord of the circles x2+y2-4x-5=0 & x2+y2+8y+7=0 as diameter.ans is x2+y2-2x+4y+1=0..explain.Three normals to y2 = 4x pass through the point (15,12). Show that one of the normals is given by y = x - 3 find the equations of the others.

The parametric equations of a parabola are x=t

^{2}+1, y=2t+1.The cartesian equation of its directrix isa) x=0 b)x+1=0 c)y=0 d) none of these

^{2}+2y^{2}=1 subtends a right angle at the centre of the ellipse isfind the equation of the circle passing through origin and cutting off intercepts a and b from x axis and y axis

Find the centre and the radius of the equation 3x

^{2}+ 3y^{2}+ 6x -4y -1 =0 of the circle.one diameter of the circle circumscribing the rectangle ABCD is 4y=x+7.If the coordinates of A & B are (-3,4) &(5,4) respectively , find the equation of the circle.

^{n}of the Director - circle of the conic $\frac{l}{r}=1+e\mathrm{cos}\theta $find the eq^{n}to the locus of the foot of the perpendicular form the focus of the above conic on the tangent.Find the standard equation of ellipse whose focus is (1,0), the directrix is x+y+1=0 and eccentricity is 1/root2

A circle of constant radius 'a' passes through origin 'O' and cuts the coordinate axes in points P and Q, then the equation of the locus of the foot of perpendicular from O to PQ is

(a) (x^2+y^2)(1/x^2+1/y^2)=4a^2

(b) (x^2+y^2)(1/x^2+1/y^2)=a^2

(c) (x^2+y^2)^2(1/x^2+1/y^2)=4a^2

(d) (x^2+y^2)(1/x^2+1/y^2)=a^2

a tangent to the ellipse x

^{2}+ 4y^{2}=4 meets the ellipse x^{2}+2y^{2}=6 at P and Q.the angle between the tangents at P and Q of the ellipse x^{2}+2y^{2}=6Calculate the coordinates of the foot of perpendicular from the point (-4,2) to the line 3x + 2y = 5. also find the equation of the smallest circle passing through (-4,2) and having its centre on the line 3x + 2y = 5

if the line 2x - y +1 = 0 touches the circle at the point (2,5) and the center of the circle lies on the line x+y -9 =0 find the eqn of circle

The circle passing through (1,-2) and touching the axis of x at (3,0) also passes through the point:

1) (5,-2)

2) (-2,5)

3) (-5,2)

4) (2,-5)

correct option is A

if the chord of contact of tangents from a point P(h,k) to the circle x^{2}+ y^{2}= a^{2}touches the circle x^{2}+ (y-a)^{2}= a^{2}, then locus of P isthe tangent to curv y= x^2 + 6 at a point 1,7 touches the circle x^2+y^2+16x+12y+c=0 at a point q then the coordinates of q are :

ans = -6,-7

^{2}- 9y^{2}= 36 meets the co-ordinate axes x and y at A and B, respectively. If the parallelogram OABP (O being the origin) is formed, then the locus of P is:1) 9x

^{2}- 4y^{2}= 1692) 4x

^{2}- 9y^{2}= 121^{}3) 9x^{2}+ 4y^{2}= 1694) 4x

^{2}+ 9y^{2}= 121Find the equation of the circle passing through the points (4, 1) and (6, 5) and whose centre is on the line 4

x+y= 16.find the equation of hyperbola where foci are (0,+-12) and the length of the latus rectum is 36

A tangent to the ellipse 4x2+9y2=36 is cut by the tangent at the extremities of the major axis at T and T'. The circle on TT' as diameter passes through the point

(A) (0-$\sqrt{}$5) (B) ( $\sqrt{}$ 5, 0 )

(C) (0,0) (D) (3,2)

Find the distance between the chords of contact of the tangent to the circle x

^{2 }+y^{2 }+2gx+2fy+c=0 from the origin and the point (g,f) .The foci of a hyperbola coincide with the foci of the ellipse x2/25 + y2/9=1.Find the equation of the hyperbola,if its eccentricity is 2.

The equations of the tangents drawn from the origin to the circle x

^{2}+ y^{2}- 2rx- 2hy + h^{2}=0 are :^{2}-r^{2})x-2rhy=0, x=0^{2}-r^{2})x + 2rhy=0,x=0.how can we derive standard equation of ellipse

(A) 1 (B) 2 (C) 3 (D) 4

Find the equation of parabola :

vertex =(2,1)

directrix : x = y-1

the ends of major axis of an ellipse (-2,4) (2,1). if the point(1,3) lies on the ellipse find its latus rectum and eccentricity

(A) straight line parallel to x-axis (B) straight line parallel to y-axis

(C) circle of radius sq.rt.2 (D) circle of radius sq.rt.3

^{2}/a^{2}+y^{2}/b^{2}=1 included between the axes is the curve?with the axes of reference then value of L is2x - y +1 = 0 and x + Ly - 3 = 0Please do this question both by Maxima and minima and simple method . Please please please do it by both the methods . Do not forget to do it by both the methods .

Q.17. The radius of the circle whose two normals are represented by the equation ${x}^{2}-5xy-5x+25y=0$ and which touches externally the circle ${x}^{2}+{y}^{2}-2x+4y-4=0$ will be-

(A) 21

(B) 2

(C) 3

(D) 14

A man running a race course notes that the sum of the distances from the two flag posts from him is always 10m and the distance between the flag posts is 8 metres. Find the equation of the path traced by the man.

Find the equation of the ellipse with eccentricity 3/4 , foci on y- axis , center at

If P(-3,2) is one end of the focal chord PQ of the parabolay^2+4x+4y=0, then the slope of the normal at Q is^{2}+3y^{2}=k^{2.}the angle subtended by common tangents of two ellipses 4(x-4)

^{2 }+25y^{2}=100 4(x+1)^{2}+ y^{2}=4 at the origin (in degrees) isfind the equation of ellipse .the distance between foci is 8 unit and the distance between directrix is 18 units.

find the equation of circle whose centre is the point of intersection of the lines 2x-3y+4=0 and 3x+4y-5=0 passes through the origin.

find the equation of circle which passes through the centre of the circle x

^{2}+y^{2}-4x-8y-41=0 and is concentric with x^{2}+y^{2}-2y+1=0prove tht points (2,-4)(3,-1)(3,-3)(0, 0)are concyclic

answer fast.urgent

Q. Consider circles C

_{1}: x^{2}+ y^{2}– 4x – 6y – 3 = 0 and C_{2}: x^{2}+ y^{2}+ 2x + 2y + 1 = 0 . Let L_{1}= 0 represent the equation of one of the direct common tangent.The equation of L

_{1}is(A) x + 2 = 0 (B) x – 2 = 0

(C) 7x + 24y – 42 = 0 (D) 7x – 24y + 42 = 0

what is co-axial circle how to determine its equation and also tell its figure

Show that the circle on the chord xcosα + ysinα - p = 0 of the circle x

^{2}+y^{2}= a^{2}as diameter is x^{2}+ y^{2}- a^{2}-2p(xcosα +ysinα -p)=0find the equation of the circle concentric with the circles x^2 + y^2 -4x +6y-3=0 and of double its (1) circumference (2) area

^{2}+y^{2}-4x=0 which is bisected at the point (1,1).{Please mention the requires formula in details)

3x-4y+1=0 at (1,1) and having radius 10 unit.

A circle of radius 2 lies in the first quadrant and touches both the axis.Find the equation of the circle with the centre at (6,5) and touching the above circle externally.

I HAVE UPLOADED THR SOLUTION I HAVE A DOUBT IN THE SOLUTION. WHAT TO DO AFTER THE UNDERLINED PART.

If P is any point on hyperbola whose axis are equal,prove that SP.S'P=CP

^{2 }?Find the equation of the circle with radius 5 whose centre lies on x-axis & passes through the point (2,3)?

Please solve Q3 and please solve it full

Q3. Find the equation of the parabola that satisfies the (i) Focus (6, 0) ; directrix x = – 6 (ii) Focus (0,–3); directrix y = 3 (iii) vertex (0,0) ; focus (3, 0) (iv) vertex (0, 0) ; focus (–2, 0) (v) vertex (0,0), Passing through (2, 3) and axis is along x-axis (vi) vertex (0, 0), passing through (5, 2) and symmetric with respect to y-axis.

Find the equation of circle which touches both the axis and passes through the point (2,1).