Solving Equations Using Logs. True or False? 1.Log 4 = log 2 2 2.Log 15 = log 3 x log 5 3.Log 4 = log 8 – log 2 4.Log 64 = 2 log 8 5.Log 64 = 8 log 2.

Solving Equations Using Logs

True or False? 1.Log 4 = log 2 2 2.Log 15 = log 3 x log 5 3.Log 4 = log 8 – log 2 4.Log 64 = 2 log 8 5.Log 64 = 8 log 2

Example 1 Solve, giving your answer to 3 s.f.

Example 1 Solution Solve, giving your answer to 3 s.f.

Example 2 Solve, giving your answer to 4 d.p.

Example 2 - Solution Solve, giving your answer to 4 d.p.

Example 3 Solve, giving your answer to 2 d.p.

Example 3 – Solution Solve, giving your answer to 2 d.p.

Changing the Base Evaluating Logs of base not 10

Evaluating Logs

Changing the Base Rules General case Special case

Solving and Changing the Base

Solving and Changing the Base - Solution

Presentation on theme: "Solving Equations Using Logs. True or False? 1.Log 4 = log 2 2 2.Log 15 = log 3 x log 5 3.Log 4 = log 8 – log 2 4.Log 64 = 2 log 8 5.Log 64 = 8 log 2."— Presentation transcript: