nianeedshelp
nianeedshelp nianeedshelp
  • 11-05-2020
  • Mathematics
contestada

Explain why x^2 + y^2 -6x +10y = -34 is NOT a circle. What is it?

**need serious help with this one ​

Respuesta :

xero099
xero099 xero099
  • 17-05-2020

Answer:

(See explanation for further details)

Step-by-step explanation:

The expression is transformed into its standard form:

[tex]x^{2} + y^{2} - 6\cdot x + 10\cdot y + 34 = 0[/tex]

[tex]x^{2} - 6\cdot x + 9 + y^{2} + 10\cdot y + 25 = 0[/tex]

[tex](x-3)^{2} + (y+5)^{2} = 0[/tex]

The function does not represent a circle, as radius is a positive number.

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