a. 0,7781
b. 0.9209
1.0791
d. 1.2552
e. 1.8749
8. Jika log 3 = 0,4771 dan log 5 = 0,6989, maka nilai dari log 75 =
log 75
= log (25 x 3)
= log 25 + log 3
= log 5² + log 3
= 2 . log 5 + log 3
= 2(0,6989) + 0,4771
= 1,3978 + 0,4771
= 1,8749
Jawaban E