How do you solve #2x^2-5x-3=0# by completing the square?
Completing the square means that you want to write
on the form
First, let's get rid of the constant in front of the 2nd degree term:
We want this on the form
Comparing term for term, we see that
We, therefore, have
On dividing this equatin by
Taking the square root on both sides and solving it.