5 x minus 2 Y = 27 and xy = to 2 find the value of 5 x + 2 y square
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Step-by-step explanation:
5x-2y=27,xy=2
(5x+2y)^2=(5x-2y)^2-4xy
(you can open and check as in generally,
(a+b) ^2=(a-b)^2-4ab)
So,(5x+2y)^2=729-8=721
Hope it helps you :-)
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I don't think this is the correct answer
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