Find the zeroes of the polynomial in each of the following:
$h(y)=2 y$
Find $p(1), p(2)$ and $p(4)$ for each of the following polynomials
$p(x)=x^{2}-3 x+2$
Expand
$(a-2 b+7 c)^{2}$
Evaluate $(132)^{2}$ by using suitable identities
Factorise
$\frac{x^{2}}{4}+\frac{3 x y}{5}+\frac{9 y^{2}}{25}$