Find the zeroes of the polynomial in each of the following:
$h(y)=2 y$
$1$
$-1$
$0$
$-2$
By acute division, find the quotient and the remainder when the first polynomial is divided by the second polynomial: $x^{4}+1 ; x+1$
Find the value of the polynomial $x^{2}-7 x+12$ at.
$x=-2$
Evaluate
$(215)^{2}$
Write the coefficients of $x^{2}$ in each of the following polynomials
$4+7 x+3 x^{2}$
Expand
$(2 x+3 y+5)^{2}$