Find the Equation of the Circle That Satisfies the Following

question 19

Multiple Choice

Find the equation of the circle that satisfies the following conditions. Express the final equation in the form x ² + y ² + Dx + Ey + F = 0. Tangent to the x axis, a radius of length 2, and abscissa of center is -1

• A) x ² + y ² - 2 x - 4 y + 1 = 0 and x ² + y ² - 2 x + 4 y + 1 = 0
• B) x ² + y ² + 2 x - 4 y + 1 = 0
• C) x ² + y ² + 2 x - 4 y + 1 = 0 and x ² + y ² + 2 x + 4 y + 1 = 0
• D) x ² + y ² + 2 x + 4 y + 1 = 0
• E) x ² + y ² - 2 x + 4 y + 1 = 0