Question

Which of the following is a polynomial

x2-5x+4 root x +3

root x + 1/root x

x3/2-x+x1/2+1

root 2 x2-3 root 3 x + root 6

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Answer 1

Answer:

don't know............

Answer 2

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$\frac{ \sqrt{x + 1} }{ \sqrt{x} } \: is \: a \: polynomial$