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Answered

write the following general form to center radius form of a circle
10.x²+y²-4x+2y+4=0​

Sagot :

LeviTheMathMajorgo

Answer:

(x - 2)² + (y + 1)² = 1

Step-by-step explanation:

  • Use completing the square

x² + y² - 4x + 2y + 4 = 0

(x² - 4x) + (y² + 2y) = -4

(x² - 4x + 4) + (y² + 2y + 1) = -4 + 4 + 1

(x - 2)² + (y + 1)² = 1

Therefore, the Center Radius Form is:

(x - 2)² + (y + 1)² = 1

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