Write the coefficient of $x^{2}$ in the following polynomial: $\sqrt{3} x^{2}+11$.

If $x+5$ is a factor of $x^{3}+13x^{2}+ax+35$,find the value of $a$.

By the Remainder Theorem,find the remainder when $p(x)$ is divided by $g(x)$,where $p(x) = x^{3} - 3x^{2} + 4x + 50$ and $g(x) = x - 3$.

Write the coefficient of $x^{2}$ in the following polynomial:
$5-7 x-3 x^{2}$

Classify the following as linear,quadratic,or cubic polynomial: $4y + 11$.

If $a+b+c=9$ and $ab+bc+ca=26$,find $a^{2}+b^{2}+c^{2}$.