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The real numbers x and y satisfy x (x+y) = 27 and (x+y) = 54. What is the value of (x+y)^2?

 Dec 11, 2023
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The real numbers x and y satisfy x (x+y) = 27 and (x+y) = 54. What is the value of (x+y)^2?  

 

If  (x+y) = 54  then  (x+y)2 = 542  =  2916   

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 Dec 11, 2023

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