Question

Calcule:


a) 15 + (- 1 )7 – 2 =12

b) ( - 2 ) . ( -7 ) + ( - 3 )2 = 

c) ( - 1 )3 + 3 + ( - 2 ) . ( - 5 ) =

d) ( - 2 )2 + ( - 3 )2 + 1 =

e) ( 1 : 2 )2   +  ( - 1 : 2 )3 =

f) ( - 10 )3  +  ( -1 )7 =

g) 110 + ( -1)20  +  (-1)25  + (-1)100 =


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Answer 1

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