Diketahui x=0 ,53777... dan y= 0,7333.... Nilai xlog y=....

jawab

x = 0,53777
100  x= 53,777
1000 x = 537,777
900 x = 484
x = 121/225 = (11/15)²

y = 0,73333
10 y = 7,3333
100 y = 73,333
90y = 66
y = 66/90
y = (11/15)

ˣlog y = (11/15)²'log (11./15)
= 1/2
= 0,5