SOLUTION: What number must be added to x2 � 9x to complete the square?

SOLUTION: What number must be added to x2 � 9x to complete the square?

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Question 692927: What number must be added to x2 � 9x to complete the square?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Take half of -9 to get -9/2. Then square this to get the answer of
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