SOLUTION: What is 49a squared + 16=56a

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Question 579706: What is 49a squared + 16=56a
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
49a squared + 16=56a
49a%5E2-56a%2B16=0

%287a%29%5E2-%282%29%287a%29%284%29%2B%284%29%5E2=0
this is the identity %28a-b%29%5E2=+a%5E2-2ab%2Bb%5E2
%287a-4%29%5E2