Question

daje naj !

oblicz pamietaj o kolejnosci wykonywania dzialan



( 1/2 + 1/3 ) do potegi 2

( 2 x 1/3 + 1/2 ) do potegi 2 =

na teraz daje naj
/ = kreska ulamkowa
x = razy

Answer 1

1) (1/2 + 1/3)^2= (1/4 + 1/9)= (9/36 + 4/36)= 13/36
2) (2 x 1/3 + 1/2)^2= (4 x 1/9 + 1/4) = (4/9 +1/4) = 16/36 + 9/36 = 25/36