The Center of the Circle Parameterized By $x=4+9 \cos t, y=-1+9 \sin t, 0 \leq t \leq 2 \pi$

Short Answer

The center of the circle parameterized by $x=4+9 \cos t, y=-1+9 \sin t, 0 \leq t \leq 2 \pi$ is at (----------,---------).