Вправи 201 - 342 » 229

229. Обчисліть: 1) 5–3 = 1/5^3 = 1/125; 2) 2–4 = 1/2^4 = 1/16; 3) (–9)–2 = 1/((〖-9)〗^2 ) = 1/81; 4) 0,2–3 = (2/10)–3 = (10/2)3 = 53 = 125; 5) 1–24 = 1; 6) (–1)–16 = 1/((-1)^16 ) = 1; 7) (–1)–17 = 1/((-1)^17 ) = –1; 8) (7/8)0 = 1; 9) (2/3)–3 = (3/2)3 = 27/8 = 33/8; 10) (–11/6)–2 = (–7/6)–2 = (–6/7)2 = 396/49.