Question

quando x = 6 elevado a 1 negativo e y = 6 elevado a 2 negativo quanto vale x + y ?

Answer 1

X=6^-1 =1/6
y=6^-2=1/6^2=1/36

X+y=1/6+1/36= (1/6)*6 + (1/36)= (6/36) + (1/36)=7/36