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quantabear4234 quantabear4234
  • 26-02-2015
  • Mathematics
Answered

find the center (h,k) and radius of the circle with the given equation.

x^2+y^2-18x-2y+82=64

Verified Answer :

sugarmate
sugarmate sugarmate
  • 26-02-2015

x^2+y^2-18x-2y+82=64 = (x-9)^2 + (y-1)^2 = 64 = 8^2

Center (9 , 1 )  radius = 8

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Panoyin
Panoyin Panoyin
  • 27-02-2015

x² + y² - 18x - 2y + 82 = 64
                             -82   -82
        x² + y² - 18x - 2y = -28

Answer Link

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