Question

Are these
$\frac{1}{2x {}^{2} }$
${x}^{4} - {x}^{3 \div 2} + x - 3$
$\frac{1}{ \sqrt{5} } {x}^{1 \div 2} + 1$
a Polynomial? State reasons for why it's/it's not a polynomial?​

Answer 1

Answer :-

Since variable has Power in minus and is in underroot.

Hence is not a polynomial.

: ) Thank U