SOLUTION: Is this trinomial a perfect square? x2 – 12x + 36 Please show work as to how it is or isn't.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Is this trinomial a perfect square? x2 – 12x + 36 Please show work as to how it is or isn't.       Log On


   

Question 172430: Is this trinomial a perfect square? x2 – 12x + 36
Please show work as to how it is or isn't.
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Yes it is!
x%5E2-12x%2B36+=+%28x-6%29%28x-6%29 = %28x-6%29%5E2