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Plz tell fast it's urgent ​

Answer»

ANSWER:

{x}^{2}   -  \frac{1}{ {x}^{2} }  =  - 144 \sqrt{5}  \\  \\  {x}^{3}  +  \frac{1}{ {x}^{3} }  = 18 - 144 \sqrt{5}



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