How do you solve by completing the square: #2x^2 + 4x +1 = 0#?
Add one and then divide by 2
First add 1 to each side
Then divide each side by two:
Then you see that
Take the square root of each side:
First divide both sides of the equation by 2.
Now we can factor the left-hand side of the equation.
Now let's write the equation as the difference of two squares.
The square root of
Therefore the solution to this equation is
Why did I pick