Classify the following as linear, quadratic or cubic polynomial

$4 x^{2}-49$

Factorise

$x^{3}+2 x^{2}-13 x+10$

Degree of the zero degree polynomial is

If $p(x)=x+3,$ then $p(x)+p(-x)$ is equal to

Write the coefficients of $x^{2}$ in each of the following polynomials

$x^{3}+27$

Check whether the polynomial

$p(x)=x^{3}+9 x^{2}+26 x+24$ is a multiple of $x+2$ or not.