(a-2)(a-11)-2a(4-3a)

Question

(a-2)(a-11)-2a(4-3a)

Answer 1

(а - 2)(а - 11) - 2а(4 - 3а) = а^2 - 11а - 2а + 22 - 8а + 12а^2 = 13а^2 - 21а + 22