Question

-1,5х(-х/3-2),если х=-2

Answer 1

………= -1,5*(-2)*(-(-2)/3 - 2)=3*(2/3 -2)=2-6=-4

Answer 2

$-1.5x(- \frac{x}{3} -2) = 0.5 {x}^{2} + 3x \\ \\ 0.5 \times {( - 2)}^{2} + 3 \times ( - 2) = \\ = 0.5 \times 4 - 6 = 2 - 6 = - 4$