Question

$(4y + 8)(4y + 12)(4y + 16)$
​

Answer 1

solution, (4y+8)(4y+12)(4y+16)

=(16y^2+48y+32+96)(4y+16)

=(16y^2+80y+96)(4y+16)

=64y^3+256y^2+320y^2+1280y+384y+1536

=64y^3+576^2+1664y+1536