Question

Which of the following expressions are polynomial?
i) x^5-2x^3 +x+7
ii) y3 - √3 iii) t^2-2/5t+√2
iv) ³√2y^2-8 v) 5√z-6
vi) x-1/x vii) x^108-1​

Answer 1

Answer:

1st, 2nd and 7th.

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Answer 2

Answer:

1st,7th are polynomial