The polynomial $p(x)=x^{4}-2 x^{3}+3 x^{2}-a x+3 a-7$ when divided by $x+1$ leaves the remainder $19 .$ Find the values of $a .$ Also find the remainder when $p(x)$ is divided by $x+2.$
Degree of the polynomial $4 x^{4}+0 x^{3}+0 x^{5}+5 x+7$ is
Classify the following polynomials as polynomials in one variable, two variables etc.
$x^{2}-2 x y+y^{2}+1$
Write the following cubes in expanded form
$(7 x-4 y)^{3}$
Write whether the statement are True or False. Justify your answer.
A polynomial cannot have more than one zero.