Evaluate and Compare Functions

Compare f(x) = 3^x- 4 with the basic function g(x) = 3^x

• 4 units up

• 4 units to the left

• 4 units to the right

• 4 units down

What are the transformations of this graph?

• Right 1 Up 5

• Right 1 Down 5

• Left 1 Up 5

• Left 1 Down 5

Logarithmic functions are the inverse of...

• Linear Functions

• Exponential Functions 

• Quadratic Functions 

• Polynomial Functions 

The function f(x) = log_bx is the ___________ function with base _________.

• exponential, b

• exponential, x

• logarithmic, b

• logarithmic, x

Classify the following graph.

• Exponential Growth

• Exponential Decay

• Logarithmic

What is f(-2)?

What is g(-4)?

Answer explanation

From the origin, (0,0)

count left to negative four. Move down 2 to meet the function.

Down 2 from zero

g(-4)=-2

What is g(-10)

Evaluate the function at x=1

Mathematical Equivalence

ON

Evaluate the function at x=-1

• 4

• 7

• -1

• 5