Ask Question
12 September, 05:07

The equation for the circle is:

x2+y2+14x+10y-7=0.

What is the center of the circle?

+2
Answers (1)
  1. 12 September, 05:18
    0
    Use completion of sq method

    x^2+y^2+14x+10y-7=0

    (x+7) ^2 + (y+5) ^2=7+49+25

    (x+7) ^2 + (y+5) ^2=81

    so centre is (-7,-5) radius is9
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The equation for the circle is: x2+y2+14x+10y-7=0. What is the center of the circle? ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers