Question

Вычислите: 2у³ + 2(3-у) (у² -3у+9)

Answer 1

$2y^3+(12y^2-36y+54-2y^3)$
$2y^3+12y^2-36y+54-2y^3$
$12y^2-36y+54+0$
$12y^2-36y+54$