7
7
Center is (0, 0) . . . the origin.Radius is 7.
x2 + 49 = 0 ∴ x2 = -49 ∴ x = 7i
Type your answer here. Find the radius for a circle with the equation x2 plus y2 equals 9? ..
Yes
7
Center is (0, 0) . . . the origin.Radius is 7.
x2 + 49 = 0 ∴ x2 = -49 ∴ x = 7i
-x2+14x=49
Type your answer here. Find the radius for a circle with the equation x2 plus y2 equals 9? ..
X2 or 2 times x?
4
3
Yes
x^(2) + y^(2) = 121 From the Cartesian coordinates x^(2) + y^(2) + 2(0)x + 2(0)y = 11^(2) It is if the form x^(2) + y^(2) + 2fx + 2gy = r^(2) r^(2) = 11^(2) r = 11 The radial length.
9
8