Question

which of the following is a expressions is a polynomial ?

a) x+1/x
b) √x+x+x²
c) √2x+x³+2x²
d) x²+x-²+2​

Answer 1

b)

$\sf\sqrt{x} + x + x^2$

is the right answer because the highest power of the polynomial is 2

Answer 2

Answer:

b) is the expressions of a polynomial

under root x+x+x2