Вправи 301 - 400 » 319

319. Обчисліть: 1) 10–5 • 10–1 = 10–5+(–1) = 10–6 = 1/10^6 = 1/1000000; 2) 103 • 10–5 = 103+(–5) = 10–2 = 1/10^2 = 1/100; 3) 10–3 • 105 = 10–3+5 = 2–2 = 102 = 100; 4) 107 • 10–6 • 100 = 107+(–6) • 1 = 101 = 10; 5) 1035 • 10–9 • 10–25 = 1035+(–9)+(–25) = 101 = 10; 6) 100 • 10–12 • 106 • 106 • 10 = 1 • 10–12+6+6+1 = 10;