Question

Упростите выражение:

Answer 1

1. $30m*\frac{5m^2+2m}{6} +6m * \frac{4m^2+5m}{3} = 5m*(5m^2+2m)+3m*(4m^2+5m)$
2. $5m*(5m^2+2m)+3m*(4m^2+5m) = 25m^3 + 10m^2 + 12m^2 + 15m^2$
3. $25m^3 + 10m^2 + 12m^3 + 15m^2 = 37m^3 + 25m^2 = m^2(37m + 25)$