Logarithm III

Mathematics SSS 1 First Term

WEEK 8

Logarithm III

Performance Objectives

Students should be able to;

1. Read Tables
2. Solve problems involving multiplication and division
3. Solve problems related to life problems

Powers using Logarithm

Content

Study these examples.

At times, calculations can involve powers and roots. From the laws of logarithm, we have

(a) LogMⁿ = nLogM

(b) LogM1n = 1nLogM = LognM

(c) LogMxn = xnLogM = xlogMn

Example 1: Evaluate the following (53.75)³

Solution

 

	Number	Standard form	Log	Operation
	(53.75)3	(5.375 x 101)3	1.7304
			X     …