Question

Ada yg mengerti soal no 13,14,15?

Answer 1

Log(a²/bc)+log(b²/ac)+log(c²/ab)
= log(a²/bc)(b²/ac)(c²/ab)
= log a²b²c²/a²b²c²
= log 1
= 0

log 1000x
= log 1000 + log x
= 3 + 1,9675
= 4,9675

log 150
=log 2x3x5x5
=log 2 + log 3 + log 5 + log 5
=a+b+c+c
=a+b+2c

jadi jawabannya A