Divide $p(x)=21+10 x+x^{2}$ by $g(x)=2+x$ and find the quotient and the remainder.
Write whether the statement are True or False. Justify your answer.
Every polynomial is a binomial
Expand
$(x+5 y)(x-5 y)$
Expand the following:
$\left(4-\frac{1}{3 x}\right)^{3}$
Find the zero of the polynomial in each of the following cases
$p(t)=7 t-21$