How do you solve #p^2 + 3p - 9 = 0# by completing the square?
Step 1. Add and subtract the perfect square term.
The perfect square term starts with the value next to the variable
Then you square the result
Then add and subtract this term in the original expression.
Step 2. Factor the perfect square.
The terms in
Step 3. Simplify the remaining terms in
Step 4. Solve for