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23-10-2018
Mathematics

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The circle below is centered at the point (4, -3) and has a radius of length 3. What is its equation?

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24-10-2018

Answer:

(x-4)² + (y+3)² = 9

Step-by-step explanation:

The equation of a circle of radius r centered at (h, k) is ...

... (x-h)² + (y-k)² = r²

Subsituting your given values gives ...

... (x -4)² +(y -(-3))² = 3²

... (x -4)² +(y +3)² = 9

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