Question

Помогите срочно сделать 2 номер

Answer 1

1) 12a³-16a² = 4a²(3a-4)

2) 5m²+15m³-20m⁵ = 5m²(1+3m-4m³)

3) x²y⁴-3x³y³+7x⁴y² = x²y²(y²-3xy+7x²)

4) m(a-3)-n(a-3) = (a-3)(m-n)