Вправи 301 - 400 » 352

352. Знайдіть х, якщо: 1) a2b–14 = a–14b • x; x = (a^2 b^(-14))/(a^(-14) b) = a16b–15. 2) b–50 = a–100b100 : x; x = (a^(-100) b^100)/b^(-50) = a–100b150. 3) 3–36 = (–3–x)9; 3–36 = 3–9x –9x = –36|: (–9); x = 4. 4) 6–14 = (6x)2; 6–14 = 62x; 2x = –14 |: 2; x = –7.