tolakusneruk

Ответ:

1) 1

2)1

3)-1

4)-1.......,.....

volkvolkovich22

1) (0,25)⁷*4⁷= (1/4)⁷*4⁷=((1/4)*4)⁷=1

2) (4/5)¹⁷*(5/4)¹⁷= ((4/5)*(5/4))¹⁷=1

3)(-0,125)¹¹*8¹¹= (-1/8)¹¹*8¹¹=((-1/8)*8)¹¹=-1

4)(-0,2)⁵*5⁵=(-1/5)⁵*5⁵=((-1/5)*5)⁵=-1