Write the degree of each of the following polynomials

$a x^{3}+b x^{2}+c x+d$

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

$\sqrt{3} x^{2}+\pi x-9$

Find the zero of the polynomial in each of the following cases

$q(m)=0.3 m-0.15$

By remainder Theorem find the remainder, when $p(x)$ is divided by $g(x),$ where

$p(x)=x^{3}-3 x^{2}+4 x+50, g(x)=x-3$

Without actually calculating the cubes, find the value of each of the following

$(31)^{3}-(16)^{3}-(15)^{3}$

Find $p(-2)$ for the polynomial $p(x)=5 x^{2}-11 x+3$