Function Notation and Evaluating a Function Given the Graph

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5

• x = 5

• x = -50

• x = 30

What is the domain?

• None of the answer choices

What is the value of f(0)?

• -2

• 2

• 4

• 0

Evaluate f(33)

• 33

• 11

• 10

• 8

Evaluate for f(1)

• 0

• -3

• 3

• 2

Evaluate for f(-5)

• 1

• 0

• 2

• -2

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?

• cost of $7 to ride the taxi

• cost to ride 7 miles

• minimum distance to ride a taxi

• minimum cost of a taxi

Ms. Brackemyer is collecting pencils.  The function p(x)=5x+12 tells us the total amount of pencils Ms. Brackemyer has after collecting for x number of days.  What is the meaning of p(8)=52?

• Ms. Brackemyer starts with 8 pencils and ends with 52.

• After 8 days, Ms. Brackemyer has 52 pencils.

• Ms. Brackemyer starts with 52 pencils and gets 4 more every day.

• Every day, Ms. Brackemyer gets 4 new pencils until she has 52.

Is this a function? 

• Yes

• No

Is this graph a function or not a function? 

• Function 

• Not a Function