Question

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$( - 3 ) ^{3} + ( - 2) ^{2} =$

Answer 1

( - 3 ) ^{3} = ( - 3 ) . ( - 3 ) . ( - 3 ) = - 27.
-> ( - 2 ) ^{2} = ( - 2 ) . ( - 2 ) = 4.
-> ( - 27 ) + ( + 4 ) = - 23