Question

15. Which of the following is the equation of the circle with center at the origin and with a radius of 4? * a. $x^2 + y^2 = 4$ b. $x^2 - y^2 = 4$ c. $x^2 + y^2 = 16$ d. $x^2 - y^2 = 16$

          15. Which of the following is the
equation of the circle with center at the
origin and with a radius of 4? *
a. $x^2 + y^2 = 4$
b. $x^2 - y^2 = 4$
c. $x^2 + y^2 = 16$
d. $x^2 - y^2 = 16$

Added by Albert M.

Geometry A Common Core Curriculum

Ron Larson, Laurie Boswell 1st Edition

Instant Answer

Solved by Expert Jason Jacob

Step 1

In this case, the radius is 4, so the equation becomes x^2 + y^2 = 4^2. Simplifying, we get x^2 + y^2 = 16. Show more…

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15. Which of the following the equation of the circle with center at the origin and with radius of 4? x +Y =4 x -Y =4 x +Y =16 x -y =16

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Question

15. Which of the following is the equation of the circle with center at the origin and with a radius of 4? * a. $x^2 + y^2 = 4$ b. $x^2 - y^2 = 4$ c. $x^2 + y^2 = 16$ d. $x^2 - y^2 = 16$

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