Determine the center and radius of the following circle equation: x² + y2 + 20x – 14y + 133 = 0

Question

Determine the center and radius of the following circle equation:
x² + y2 + 20x – 14y + 133 = 0

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Adela 3 years 2021-08-26T04:50:09+00:00 1 Answers 10 views 0

Answers ( )

  1. Vodka
    0
    2021-08-26T04:51:50+00:00
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    Centre ( – 10 , 7 )

    Radius -> 4 unit

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )