The equation of an ellipse is given below. $\dfrac{(x-1)^2}{16}+\dfrac{(y-1)^2}{25}=1$ **What is its center**? $($[[☃ numeric-input 1]] $,$ [[☃ numeric-input 2]]$)$ **What is its major radius?** [[☃ numeric-input 3]] units **What is its minor radius?** [[☃ numeric-input 4]] units