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courtj17
courtj17 courtj17
  • 30-12-2016
  • Mathematics
Answered

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


Question 10 options:


(-1, 3)


(1, 3)


(1, -3)


(-1, -3)

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 30-12-2016

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

Answer Link

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