Question

найти f'(2), если f(x) = -0,5x1 + =x3- 2x

Answer 1

$f(2) = - 0.5 \times 2 \times 1 = 2 \times 3 - 2 \times 2 \\ 1 = 2 \\ 1 - 2 = - 1$

ответ: -1