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Mathematics, 01.03.2021 03:20 cannonkd

The following expressions are polynomial except 4 {x}^{3}  - 5 {x}^{ - 2  } + 3


5 {x}^{2}  + 2x - 1
2 {x}^{5}  - 2 {x}^{2} - 2
x + 9

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The following expressions are polynomial except



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