Question

[ ( 1 )^3 : ( 1 )^2 - (-2)^3 . ( -2 ) ]
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4 4

Answer 1

[ ( 1 )^3 : ( 1 )^2 - (-2)^3 . ( -2 ) ] 
    4           4

[ (4^-1 )^3 : ( 4^-1 )^2 - (-2)^3 . ( -2 ) ] 

[ 4^-3 :  4^-2 - (-8) . ( -2 ) ] 

[ 4^(-3+2) - (+ 16 ) ] 

[ 4^-1 - 16  ]

1 - 16 ==> 1-64 ==> - 63
4                  4              4