Write the degree of the following polynomials
$11-2 y^{2}$
Which of the following expressions is a polynomial, state the reason ? If an expression is polynomial, state whether it is a polynomial in one variable or not
$x^{2}-15 x+50$
Factorise each of the following
$64 x^{3}+125 y^{3}+240 x^{2} y+300 x y^{2}$
Factorise
$x^{3}+12 x^{2}+39 x+28$
From the following polynomials find out which of them has $(x+1)$ as a factor
$6 x^{3}+11 x^{2}-5 x-12$