staycitajoyalopez staycitajoyalopez

13-05-2020
Mathematics

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What is the equation for a circle with a radius 4 centered at the point (-1,-1)

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wegnerkolmp2741o wegnerkolmp2741o

13-05-2020

Answer:

(x+1)^2 +(y+1)^2 =16

Step-by-step explanation:

We can write the equation of a circle as

(x-h)^2 +(y-k)^2 = r^2

where (h,k) is the center and r is the radius

(x--1)^2 +(y--1)^2 = 4^2

(x+1)^2 +(y+1)^2 =16

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