SOLUTION: Which number must be added to m^2-6m to make it a perfect square?

SOLUTION: Which number must be added to m^2-6m to make it a perfect square?

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Question 1012387: Which number must be added to m^2-6m to make it a perfect square?
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
Hi there,
m^2 - 6m
Halve the -6 = 3
then multiply -3 by -3
= 9
Place 9 on the end of
m^2 - 6m + 9
= (m - 3)^2
Hope this helps :-)
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