Номер 12 пж быстрей дам 20 б

Ответ:

1. 0.5⁴×2⁴=(0.5×2)⁴=1

2. (-0.125)³×(-8)³=(-0.125×(-8))³=1

3. (3/5)¹⁰×(1 2/3)¹⁰=(3/5×1 2/3)¹⁰=(3/5×5/3)¹⁰=1

4. (-8/27)⁶×(-3 3/8)⁶=(-(8/27×3 3/8))⁶=(-(8/27×27/8)⁶=1

5. 3⁵×2⁶/6⁵=3⁵×2⁵×2/6⁵=2

6. 3⁸×2⁶/6⁶=3²×3⁶×2⁶/6⁶=3²=9

7. 15¹³/5¹¹×3¹²=15¹¹×15²/5¹¹×3¹¹×3=15²/3=75

8. 2⁹×(2⁵)⁶×(2⁴)⁵/64⁹=2⁹×2³⁰×2²⁰/64⁹=2⁵⁹/2⁵⁴=2⁵