Question

A)(-3/8).(1/2)=
B)(7/4).(8/5)=
C)(-0,56).(-3,8)=
D)(7,8).(-0,4)=

Answer 1

Resposta:

A) (3 /8) .( 1/2 ) = - 3/16

B ) ( 7 /4) . ( 8 /5) = 14/5

C) ( - 0,56) . ( -3,8) = 2,128

D) ( 7, 8) . ( - 0,4) = - 7/20

Espero ter ajudado