Find the eccentricity of the ellipse Solution:- eccentricity of the ellipse = c/a c = √(a^2 – b^2) c = √(25-5) c= √(20) c = 2√(5) eccentricity = (2√5)/5 …
Category: Conic Sections
Problem 1124
Write the general form equation of (x + 3)2 + (y + 6)2 = 3. Solution:- FOIL the binomials and write in general Form; x2 + y2 +…
Problem 1123
Write the standard form equation of a circle with a center at (-3, 4) and a radius of 4. Solution:- Substitute the coordinates and write in standard form:…
Problem 1122
Write the equation x2 + y2 -4x -6y +8 = 0 in the standard form. Solution:- Complete the square and write in standard form: (x -h)2 + (y…
Problem 1121
Write the equation in standard form. x2 + y2 + 4y – 45 = 0 Solution:- Complete the square and then write the equation in standard form. (x…
Problem 1120
What is the radius of the circle (x + 16)2 + (y – 8)2 = 16 ? Solution:- The radius of a circle is the r-value from the equation…
Problem 1119
What is the center of the circle (x + 3)2 + y2 = 4? Solution:- The center of a circle is (h, k ) from the equation (x…
Problem 1118
Find the center and radius of the circle. Then graph the circle. x2 + y2 + 4y – 45 = 0 Solution:- To find the center and the…
Problem 1117
Find the center and radius of the circle. Then graph the circle. x2 + y2 + 3x – 5y – = 0 Solution:- To find the center and the…
Problem 1086
Compute the discriminant. Then determine the number and type of solution for the given equation. 3×2 – 4x + 2 = 0 Solution:- b2– 4ac > 0 Two…
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