The equation x² + y² - 4x + 2y = b describes a circle. Part

Last updated: 7/20/2022

The equation x² + y² - 4x + 2y = b describes a circle. Part A Determine the y-coordinate of the center of the circle. The y coordinate of the center is Part B The radius of the circle is 7 units. What is the value of bin the equation? The value of bis