butiljohnmichael butiljohnmichael
  • 22-12-2020
  • Mathematics
contestada

what is the center and radius of the circle given the equation, 8x + x-squared - 2y + y-squared - 64 = 0?

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 22-12-2020

Step-by-step explanation:

8x + x² - 2y + y² - 64 = 0

(x + 4)² + (y - 1)² - 81 = 0

(x + 4)² + (y - 1)² = 81

Hencr the center is (-4,1) and the radius is 9.

Answer Link

Otras preguntas

What steps would you take to identify whether the data showed linear or exponential growth?
Dr. Meldahl has been studying homeless individuals for 20 years. Her years of research have culminated in a famous theory of the psychological impact of being w
How do airbags relate to Isaac Newton's third law?
PLEASE HELP ME WITH THIS I NEED IT
Q Co. prepares monthly income statements. A physical inventory is taken only at year end; hence, month-end inventories must be estimated. All sales are made on
A river is contaminated with 0.65 mg/L of dichloroethylene (C2H2Cl2). What is the concentration (in ng/L) of dichloroethylene at 21°C in the air breathed by a p
if a/b and c/d are rational expressions, then what is a/b•c/d = a/b•c/b
You have two separate containers each filled with a gas. The containers have the same volume and are at the same temperature. The gases also exert the same pres
exercise alone. Two methods of collecting data have been proposed. Method I: Recruit volunteers who are willing to participate. Randomly assign each participant
Animal emotions stare us in the face are our pets happy