Day 4

1. Day 4:
Log Equations

2. Solving a Log Equation
log 4 log(3 4)x x= − log 2 log( 24 4 )x x= − +

3. Solving a Log Equation
log(2 4) 2x − = log( ) 3
2
x
= −

4. Solving a Log Equation
2
2 2log log 144x = 4log ( 9) 1x − =

5. Solving a Log Equation
35 log (3 7) 3x− + − = − log6 log3 log9x+ =

6. Solving a Log Equation
log4 log log6x− = 3log 2 9x =

7. Solving a Natural Log Equation
• ln (3x+5)2
= 4 • ln x = 0.1

8. Solving a Natural Log Equation
• ln (3x – 9) = 21 •
12
3
2
ln =




 +x

9. Solving an Exponential Equation
• •205.27 2
=+x
e 301
=+x
e

10. Classwork/Homework
• Pg. 331 (1-18, 25-28, 35-38)