Simplify the following expressions: 5. 6n * 1/4 * m * n

Решение:

1. \[ 6n \cdot \frac{1}{4} \cdot m \cdot n = \left( 6 \cdot \frac{1}{4} \right) \cdot \left( n \cdot m \cdot n \right) = \frac{6}{4} mn^2 = \frac{3}{2} mn^2 \]

Ответ: \(\frac{3}{2}mn^2\)