How do you complete the square to solve #x^2 + 5x + 6 = 0#?
1 Answer
Jun 16, 2015
You can complete the square by first getting the form
Then just add and subtract a certain value that is equal to
graph{(x+5/2)^2 - 1/4 [-10, 10, -5, 5]}
If you wanted to solve this:
Thus:
You could just factor, though...