SOLUTION: if a=5,b=4 than prove that (a+b)(a+b)=81

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Question 696193: if a=5,b=4 than prove that (a+b)(a+b)=81
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
(a+b)(a+b)=81
(5+4)(5+4)=81
9*9=81
81=81