Factorise each of the following
$64 x^{3}+125 y^{3}+240 x^{2} y+300 x y^{2}$
Write the degree of the following polynomials
$11-2 y^{2}$
Find the zeroes of the polynomial:
$p(x)=(x-2)^{2}-(x+2)^{2}$
Write the coefficients of $x^{2}$ in each of the following polynomials
$4+7 x+3 x^{2}$
Factorise the following:
$9 x^{2}+4 y^{2}+16 z^{2}+12 x y-16 y z-24 x z$