Give possible expressions for the length and breadth of a rectangle whose area is given as $\left(20 x^{2}+22 x+6\right)$ square units. $(x>0)$

Find the quotient and the remainder when $2 x^{2}-7 x-15$ is divided by

$2 x+1$

Find the zeroes of the polynomial in each of the following:

$p(x)=x-4$

Factorise

$x^{3}+2 x^{2}-13 x+10$

Find the quotient and the remainder when $2 x^{2}-7 x-15$ is divided by

$x+1$