Solving Logarithmic EquationsTS: Making decisions after reflection and review.Obj: Be able to solve equations involving logarithms

Warm-Up: Solve for x1) 4x = 64

2) log2x + log2x = 6

Solve Each Equation

1) (½)x = 32 2) ex +2 = 3

3) 2x = 0

Solve Each Equation

4) 3x + 2= 21 5) 22x + 2x – 6

= 0

Solve Each Equation

6) 8-2 – x = 431 7)e2x – 3ex + 2

= 0

Solve Each Equation

1) 2log53x = 4 2)log3(5x – 1) =

log3(x+7)

Solve Each Equation

3) 5 + 2lnx = 4 4) ln(x – 2) + ln(2x – 3) =

2lnx

Solve Each Equation

5) log3x + log3(x – 8) = 2

You try & use your calculator to check your answers

1) e2x – 5ex + 6 = 0

2) ln(3x + 5) = 8

3) logx25 = 2

4) lnx – ln2 = 0

5) log4(x – 20) + log4(x) = -16

6) 1000e-4x = 75