Logarithms

The inverse function of an exponential function is known as a...?

• quadratic function
• square root function
• absolute value function
• logarithmic function

Tags

CCSS.HSF-BF.B.4A

Rewrite the equation into logarithmic form:
6² = 36

• log₆(2)= 36
• log₆(36) = 2
• ln(36) = 2
• 6³⁶ = 2

Tags

CCSS.HSF.BF.B.5

Rewrite the equation in exponential form:
log₉(1/81) = -2

• ln(-2) = 1/81
• -2^(1/81) = 9
• 9^-2 = 1/81
• 9^(1/81) = -2

Tags

CCSS.HSF.BF.B.5

Evaluate.
log₃81

• 4
• ¹/₄
• -4
• -¹/₄

Evaluate without a calculator:

log₆1

• 1

• 0

• 6

• undefined

What are the transformations of this graph?

• Right 1 Up 5
• Right 1 Down 5
• Left 1 Up 5
• Left 1 Down 5

Match the graph with its equation

• y = log₅ (x + 1) + 1 
• y = log₅ (x - 1) + 1 
• y = log₅ (x²) + 1 
• y = log₅ (x)-1

Tags

CCSS.HSF-IF.C.7E

Match the graph with its equation

• y = log₆(-x) + 1
• y = log₆(x − 2) + 1
• y = log₆(x + 2) - 1
• y = log(x-8) + 1

Tags

CCSS.HSF-IF.C.7E

Logarithms and Exponentials are what?

• parallel
• perpendiular 
• inverses
• congurent

Tags

CCSS.HSF.BF.B.5

What is the x-intercept of log₇(x)?

• (0.5, 0)

• (-1, 0)

• (0, 0)

• (1, 0)

Tags

CCSS.HSF-IF.C.7E