Ответ:

1) (3с)⁵ = (3с) * (3с) * (3с) * (3с) * (3с)

2) (t - 5/14)³ = (t - 5/14) * (t - 5/14) * (t - 5/14)

3) (8a +1)⁴ = (8a +1) * (8a +1) * *8a +1) * (8a +1)

4) (2/7ab)⁴ = (2/7ab) * (2/7ab) * (2/7ab) * (2/7ab)

5) (n+m)⁶ = (n+m) * (n+m) * (n+m) * (n+m) * (n+m) * (n+m)

6) (0,9kst)³ = (0,9kst) * (0,9kst) * (0,9kst)