## Algebra 1

$12z^4+4z^3+3z^2+z$
$(4z^2+1)(z+3z^2)\longrightarrow$ use the FOIL method to multiply binomials =$4z^3+12z^4+z+3z^2\longrightarrow$ reorder by degree of term =$12z^4+4z^3+3z^2+z$