Вправи 301 - 400 » 356

356. Запишіть як степінь з основою 2: 1) 8–5 • 47 = (23)–5 • (22)7 = 2–15 • 214 = 2–1; 2) 645 • 16–2 = (26)5 • (24)–2 = 230 • 2–8 = 222; 3) (2–5)3 • (42)–3 = 2–15 • 4–6 = 2–15 • (22)–6 = 2–15 • 2–12 = 2–27; 4) (165)9 • (8–2)7 = 1645 • 8–14 = (24)45 • (23)–14 = 2180 • 2–42 = 2138; 5) 0,5–25 : (4–1)3 = (1/2)–25 : 4–3 = 225 : (22)–3 = 225 : 2–6 = 231; 6) 0,25–6 : 3230 = (1/4)–6 : (25)30 = 46 : 2150 = (22)6 : 2150 = 212 : 2150 = 2–138.