SOLUTION: Factor completely. Show all work necessary. x2 - 30x + 225 I need help with this problem please!!

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Question 325650: Factor completely. Show all work necessary.
x2 - 30x + 225
I need help with this problem please!!
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
x2 - 30x + 225
x^2-15x-15x+225=0
x(x-15)-15(x-15)=0
(x-15)(x-15)=0
(x-15)^2