Find the zero of the polynomial in each of the following cases
$q(m)=0.3 m-0.15$
Zero of the zero polynomial is
On dividing $x^{3}+a x^{2}+19 x+20$ by $(x+3),$ if the remainder is $a,$ then find the value of $a$.
Factorise
$16 x^{2}+40 x y+25 y^{2}$
Classify the following as a constant, linear,quadratic and cubic polynomials:
$2+x$