Question

Responda sem efetuar os cálculos : a ) ( -5 ) . ( - 3 ) . ( -4 ) = ..................... c ) ( - 4 ) . ( - 6 ) . ( - 1 ) . ( - 2 ) = ..................................... b ) ( -2 ) . ( +6 ) . ( -2 ) . ( - 1 ) = .......... d ) ( - 7 ) . ( - 3 ) . ( - 2 ) . ( - 10 ) = ...................................

Answer 1

Resposta:

A) -60

B) -24

C) 48

D) 420