Respuestas

2012-12-08T05:00:44+01:00

(1+1/2)^(-2) - (1+2x2^(-4))^(-1)/ (2-3/2)^3=

 

(3/2)^(-2) - (1+ 2/16)^(-1) / (1/2)^3=

 

(4/9) - (9/8)^(-1)/ (1/8)=

 

(4/9) - (8/9)/(1/8)=

 

(4/9) - (64/9)=

 

-60/9 =

 

-20/3