Page 82 - Senior Math
P. 82
Write each of the following in expanded form. 1) log (𝑚2𝑛)
Write each of the following as a single logarithm. 3) log5𝑚 + 2log5𝑛
2) log (𝑚) 5 𝑛2
4) 3log2𝑥 − 2log2𝑦
4
Use log42 ≈ 0.5, log43 ≈ 0.7925, and log45 ≈ 1.1610 to approximate the value of each expression.
5) log430
7) log4 23
9) log49
6) log420
8) log4 43
10) log48
Given log68 ≈ 1.1606 and log79 ≈ 1.1292, approximate the value of each expression.
.
11) log648
13) log6512
12) log781
14) log7729
81
