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12-07-2021
Mathematics

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Find the center and radius of the circle x2+y2=4

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wegnerkolmp2741o wegnerkolmp2741o

12-07-2021

Answer:

The center is (0,0) and the radius is 2

Step-by-step explanation:

The equation of a circle is

(x-h)^2 + (y-k)^2 = r^2 where (h,k) is the center and r is the radius

x^2+y^2=4

(x-0)^2 + (y-0)^2 = 2^2

The center is (0,0) and the radius is 2

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