[(-0,1¯¹)¯²]¯²= [(1¯³)¯²]¯²= ](10¯¹)³]¯¹=

[(-0,1¯¹)¯²]¯²= (-0,1)⁻⁴= (-100)⁴= 100000000   [(1¯³)¯²]¯²=( 1)⁻¹²=1   {(10¯¹)³]¯¹= 10³= 1000