Factorise the following:
$9 x^{2}+4 y^{2}+16 z^{2}+12 x y-16 y z-24 x z$
$x+1$ is a factor of the polynomial
Check whether the polynomial
$p(x)=x^{3}+9 x^{2}+26 x+24$ is a multiple of $x+2$ or not.
Classify the following as a constant, linear,quadratic and cubic polynomials:
$t^{2}$
Write whether the statement are True or False. Justify your answer.
A polynomial cannot have more than one zero.