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12 August, 22:16

What is the center and radius of a given circle (x+3) ^2 + (y-4) ^2 = 25

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  1. 13 August, 00:27
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    The general form for a circle centered at (a, b) with radius r is

    (x - a) ² + (y - b) ² = r²

    Comparing to our form we have a = - 3, b=4, r²=25 so r=5

    Answer: Center (-3,4) radius 5
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