Вправи: 183

183. Спростіть вираз:

1) 15m² ∙ (4m³)² = 15m² ∙ 16m⁶ = 240m⁸;

2) –0,5m⁵ ∙ (2m³)⁴ = –0,5m⁵ ∙ 16m¹² = –8m¹⁷;

3) (–3a³b⁴)⁴ ∙ (–181ab³) = 81a¹²b¹⁶ ∙ (–181ab³) = –a¹³b¹⁹;

4) (–23ac⁴)³ ∙ 18a⁵c = –827 ∙ 181a³c¹²a⁵c = –163a⁸c¹³ = –513a⁸c¹³.