Question 1042106
You should see and study this:  <a href="https://www.youtube.com/watch?v=MD4AiN1Gsmc">change quadratic function given in general form, into standard form - video demonstration</a>


You have two choices.  One is follow the purely symbolic derivation and follow just the formula at the end.  Another is perform the similar steps on the given function you have, g(x).