Question 919864
That description makes very clear the a and b and the center.  Making a sketch either on graph paper or in the head (if you can think this image), center is (4.5,-3) and in this example, also a=4.5 and b=3.


Fill the standard form equation with the values.
{{{(x-4&1/2)^2/(4&1/2)^2+(y+3)^2/(3^2)=1}}}