Section 4.3
Properties of Logarithms
log 4 (7 ∙ 5)
log(100𝑥 )
19
ln ( )
𝑥
𝑒3
ln ( )
7
log 5 74
ln √𝑥
log(4𝑥 )5
log(𝑥 + 4)−2
√𝑥𝑦 4
)
𝑧5
log(𝑥𝑦 3 )
log 8 (
64
√𝑥+1
log (
)
log 4 2 + log 4 32
5
𝑥
log 2 √
𝑦
log(7𝑥 + 6) − log 𝑥
1
2 ln 𝑥 + ln(𝑥 + 5)
2 log(𝑥 − 3) − 5 log 𝑥
3
5 ln 𝑥 + 6 ln 𝑦 − 7 ln 𝑧
log 5 140
log 0.3 14
log 𝜋 400