Question :
find (h,k) and radius
x^2 + y^2 +1/2x + 2y +1/16 = 0

According to the equation :
(x−h)^2+(y−k)^2 = r^2

x^2 + y^2 +1/2x + 2y +1/16 = 0

so (h,k) = (-1/4, -1)
and r = 1

theres no answer to even number from the textbook, i would like to clarify if im doing it correctly. Thanks a lot :D

  1. 👍
  2. 👎
  3. 👁
  1. looks good

    1. 👍
    2. 👎
  2. thanks

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. calculus

    1. The radius of a sphere is r inches at time t seconds. Find the radius when the rates of increase of the surface area and the radius are numerically equal. A 1/4π in B 1/5π in C 1/3π in D 1/8π in E 1/2π in

  2. Math(Please help)

    Related Rates: Gas is escaping from a spherical balloon at the rate of 2ft^3/min. How fast is the surface area shrinking (ds/dt) when the radius is 12ft? (A sphere of radius r has volume v=4/3 pi r^3 and surface area S=4pi r^2.)

  3. Calculus

    "A rectangle is inscribed in a semicircle of radius 2 cm. Find the largest area of such a rectangle". There is a diagram, but I think the question makes it clear enough what is going on. I'm having problems finding a relationship

  4. Math

    Find the area of a circle with a radius of 8 cm. Use 3.14 for pi. Type your answer as a number only. Find the area of a triangle with a base of 6 cm and a height of 3 cm. Remember your formula. Question 4 Find the area of a figure

  1. precalculus

    The question is...find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s. Then it gives the radius r of 27 inches and an arc length s of 6 inches. How do I do that?

  2. AP Chemistry

    Titanium metal has a body-centered cubic unit cell. The density of Titanium is 4.50 g/cm^3. Calculate the edge length of the unit cell and a value for the atomic radius of titanium. Ok, I know how to find the density using the

  3. Math

    A spherical balloon is to be deflated so that its radius decreases at a constant rate of 12 cm/min. At what rate must air be removed when the radius is 5 cm? Must be accurate to the 5th decimal place. It seems like an easy

  4. math

    A square is inscribed inside a circle with radius r cm. a) Express the edge length of the square in terms of r and so find the area of the square in terms of r. Using side, 's' would make it much easier, but the question asks for

  1. MAth

    A sphere has a surface area of 28.26 in2. Find the diameter in inches, of the sphere. Use PI Question 2 What is the surface area, in square inches, of a sphere with radius 3.5 in.? Use Pi and round your answer to the nearest

  2. Math

    1.) find the volume of a sphere with a radius of 6 ft. round your answer to the nearest whole number. A. 151 ft^3 (my) B. 678 ft^3 C. 904 ft^3 D. 2,713 ft^3 2. find the volume of a sphere with a radius of 4 m. Round your answer to

  3. 4 Calculus Related-Rates Problems

    1. How fast does the radius of a spherical soap bubble change when you blow air into it at the rate of 15 cubic centimeters per second? Our known rate is dV/dt, the change in volume with respect to time, which is 15 cubic

  4. math geometry

    Given a circle with an 8" radius, find the area of the smaller segment whose chord is 8" long? I don't even understand how to start a question like this?

You can view more similar questions or ask a new question.