Ответ:
1.
3²*81/3⁴=3²*3⁴:3⁴=3²=9
4.
(14/15)³ * (3/7)³ * 5/8 = (2/5)³ * 5/8 = 8/125 * 5/8 = 1/25
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Ответ:
1.
3²*81/3⁴=3²*3⁴:3⁴=3²=9
4.
(14/15)³ * (3/7)³ * 5/8 = (2/5)³ * 5/8 = 8/125 * 5/8 = 1/25