AP Precalculus Log Regression

Use multiple log properties to write as a single log:
log₂x -  5log₂y

• log₂(x/y⁵)

• log₂(xy⁵)

• log₂(x/y)⁵

• log₂(x/5y)

Solve:

log (x - 1) - log (x - 2) = log 5

• 7

• 4/9

• 9/4

• 1/7

ln(x+8) - ln (8) = 3

• 152.68

• 188.77

• 4.24

• 8.01

• A

• B

• C

• D

• E

Which equation matches the logarithmic graph?

• 
• 
• 
• 

• 2
• 1/2
• -2
• 4

Evaluate.
Log₂64

• A) 5

• B) 3

• C) 6

• D) 32

• A

• B

• C

• D

• 0
• 1
• -3
• 3

Change to Exponential Form:
log₆36 = 2

• 2⁶=36

• 6²=36

• 36²=6

• 36⁶=2