crystalcasper55 crystalcasper55

03-03-2018
Mathematics

contestada

what is the radius and center of this circle?
[tex] {x}^{2} + {y}^{2} + 2x - 4y - 2 = 0[/tex]

Respuesta :

alexisvalverde alexisvalverde

03-03-2018

the center is (-1,2)
the radius is
[tex] \sqrt{7} \: or \: 2.646[/tex]

Ver imagen alexisvalverde

Answer Link

Otras preguntas

You are given an aqueous solution of NaCl. The simplest method for the separation of NaCl from the solution is (A) evaporation of the solution to dryness (B) c

What caused Portugal to finallywithdraw from its African colonies?

27 devided by 1053 in decimal form like 528.6

what is the percent notation for 6.4%

27 devided by 1053 in decimal form like 528.6

Donald Johanson, Tom Gray, and others discovered a hominid that lived in East Africa__________ million years ago and nicknamed her Lucy, whose scientific name t

what is the volume of an area? what is a polynomial?

4x^2-28x+49=5 solve the quadratic by completing the square

How do you say" leave me alone" in Spanish

Approximately how many miles apart are Petrograd and Moscow ? A. 200 B. 350 C. 500 D. 650