Advertisements
Advertisements
Question
Choose the correct alternative:
The equation of the normal to the circle x2 + y2 – 2x – 2y + 1 = 0 which is parallel to the line 2x + 4y = 3 is
Options
x + 2y = 3
x + 2y + 3 = 0
2x + 4y + 3 = 0
x – 2y + 3 = 0
Solution
x + 2y = 3
APPEARS IN
RELATED QUESTIONS
Find the equation of the following circles having the centre (3, 5) and radius 5 units.
Find the centre and radius of the circle
x2 + y2 = 16
Find the centre and radius of the circle
x2 + y2 – 22x – 4y + 25 = 0
Find the centre and radius of the circle.
5x2 + 5y2+ 4x – 8y – 16 = 0
Find the equation of the circle having (4, 7) and (-2, 5) as the extremities of a diameter.
Find the Cartesian equation of the circle whose parametric equations are x = 3 cos θ, y = 3 sin θ, 0 ≤ θ ≤ 2π.
Determine whether the points P(1, 0), Q(2, 1) and R(2, 3) lie outside the circle, on the circle or inside the circle x2 + y2 – 4x – 6y + 9 = 0.
(1, -2) is the centre of the circle x2 + y2 + ax + by – 4 = 0, then its radius:
The length of the tangent from (4, 5) to the circle x2 + y2 = 16 is:
If the centre of the circle is (-a, -b) and radius is `sqrt("a"^2 - "b"^2)` then the equation of circle is:
The equation of the circle with centre (3, -4) and touches the x-axis is:
If the circle touches the x-axis, y-axis, and the line x = 6 then the length of the diameter of the circle is:
Find the equation of circles that touch both the axes and pass through (− 4, −2) in general form
Find the equation of the circles with centre (2, 3) and passing through the intersection of the lines 3x – 2y – 1 = 0 and 4x + y – 27 = 0
Find the equation of the circle through the points (1, 0), (– 1, 0) and (0, 1)
A circle of area 9π square units has two of its diameters along the lines x + y = 5 and x – y = 1. Find the equation of the circle
Find centre and radius of the following circles
x2 + y2 – x + 2y – 3 = 0
Choose the correct alternative:
The radius of the circle 3x2 + by2 + 4bx – 6by + b2 = 0 is
Choose the correct alternative:
The radius of the circle passing through the points (6, 2) two of whose diameter are x + y = 6 and x + 2y = 4 is
