Exponential and Log Test

Rewrite log₂8 = 3 in exponential form.

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth

• Decay

Evaluate log₄1

• 1

• 0

• 4

• undefined

Is this exponential growth or decay?

• Growth

• Decay

Find the domain and range of:
f(x) = log₂(x)

• D: all real numbers
  R: y > 0

• Domain: all real numbers
  Range: all real numbers

• Domain: x > 0
  Range: all real numbers

• Domain: all real numbers
  Range: y < 0

Write the expression as a single logarithm.   Then simplify if possible.
log₅3 + log₅6 + log₅9

• log₅69

• log₅56

• log₅162

• log₅98

Logarithms and Exponentials are what?

• parallel

• perpendiular 

• inverses

• congurent

What are the transformations of this graph?

• Right 1 Up 5

• Right 1 Down 5

• Left 1 Up 5

• Left 1 Down 5

log₄1 = 

• 0

• 1

• 4

• DNE

How is the natural logarithm of x expressed?