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7 February, 19:24

What is the center of (x + 1) 2 + (y - 3) 2 = 9?

Question 10 options:

(-1, 3)

(1, 3)

(1, - 3)

(-1, - 3)

+4
Answers (1)
  1. 7 February, 20:03
    0
    The equation of a circle with center at (h, k) is

    (x-h) ^2 + (y-k) ^2=radius^2

    given

    (x - (-1)) ^2 + (y-3) ^2=9

    center is (-1,3)

    first option
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