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X² + 3y²-12x-55= 6y + 2y²; diameter​
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X² + 3y²-12x-55= 6y + 2y²; diameter​

User Chris Harrington
by
7.7k points

1 Answer

3 votes

Answer:

d=20

Explanation:

Solve the equation of the circle

x² + 3y²-12x-55= 6y + 2y²

(x²-12x__) + (y²-6y__)= 55________

(x-6)² + (y-3)²=55+36+9

(x-6)² + (y-3)²=100

(x-6)² + (y-3)²=10²

r=10

d=2(10) = 20

User Henry F
by
7.8k points
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