The (a)M between $1-x+x^{2}$ and $1+x+x^{2}$ is

Question

The (a)M between $1-x+x^{2}$ and $1+x+x^{2}$ is

Accepted Answer

$1+x^{2}$

Answer

-x

Answer

-2x

Answer

$\frac{1+x^{2}}{2}$