



 
Hi Jess, I'm not sure where you are stuck but I'll see if I can help. First for completing the square first make sure the coefficient of x^{2} is 1. So your your function write
Now look at my answer to a pervious question to complete the square of x^{2}  2x, that is find a number a so that x^{2}  2x + a is a square. Once you find a you can write
Try this and see if you can complete the problem. If you need more assistance write back,  


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