Question

Решите с объяснениями <3

Answer 1

$50 \cdot ( - 0.1) ^{3} + 5 \cdot ( - 0.1) ^{2} + \\ + 0.5 = \\ = 5 \cdot (- 0.1) ^{2} (10 \cdot ( - 0.1) + 1) + \\ + 0.5 = \\ = 5 \cdot {( - 1)}^{2} {0.1}^{2} \cdot ( - 1 + 1) + \\ + 0.5 = \\ = 0.05 \cdot ( 0) + 0.5 = \\ = 0.5$