Evaluate $105 \times 106$ without multiplying directly.
$11130$
$10030$
$11120$
$12130$
Use suitable identities to find the products : $(x+4)(x+10)$
Factorise : $49 a^{2}+70 a b+25 b^{2}$
Factorise of the following : $8 a^{3}-b^{3}-12 a^{2} b+6 a b^{2}$
Find a zero of the polynomial $p(x) = 2x + 1$.
Find $p(0)$, $p(1)$ and $p(2)$ for of the following polynomials : $p(t)=2+t+2 t^{2}-t^{3}$