Question

Jika log 2 : o,340 dan log 3 : 0,4771

tentukanlah
a.log 12
b.log 36

Answer 1

Log 12 = log 4 x 3
= log 4 + log 3
= 2 log 2 + log 3
= 2(0,340) + 0,4771
= 0,680 + 0,4771
= 1,1571

log 36 = log 4 x 9
= log 4 + log 9
= 2 log 2 + 2 log 3
= 2(0,340) + 2(0,4771)
= 0,680 + 0,9542
= 1,6342