Ответ:а) (3⁵ · 4⁵)/12³ = 12⁵/12³ = 12² = 144.б) (16³ · 3³)/48³ = 48³/48³ = 1.в) 10¹²/(2⁶ · 5⁶) = 10¹²/10⁶ = 10⁶ = 1 000 000.г) (7¹¹ · 9¹¹)/63¹⁰ = 63¹¹/63¹⁰ = 63.д) (5¹⁶ · 3¹⁶)/15¹⁴ = 15¹⁶/15¹⁴ = 15² = 225.е) 12⁶/(3⁵ · 4⁵) = 12⁶/12⁵ = 12.