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12. Which one is not a polynomial? a) 4x² + 2x - 1 b) y - 3/y b) y² + √5y + 1
pls help ASAP ​

User Olliej
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Answer:

b is not a polynomial

Explanation:

b is not a polynomial because in y-3/y the y in denomination means y to the power -1 when it is taken to numerator and if power is negative then it is not a polynomial

User Chibueze Opata
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