Functions, Notation, and I/D

Is this a function?

• Yes

• No

• Maybe

Is this a function?

• Yes

• No

• Maybe

Is this a function?

• Yes

• No

• Maybe

Is this a function?

• Yes

• No

• Maybe

What is the initial cost?

• 0 hours

• 8 Hours

• $100

• (8, 600)

What is the independent variable?

• Taxes

• Rental Fees

• Cost (y-axis)

• Time (x-axis)

What is the dependent variable?

• Taxes

• Rental Fees

• Cost (y-axis)

• Time (x-axis)

How much does it cost to rent the concert hall for 8 hours?

• $600

• $800

• $100

• It is free

What was the initial distance?

• 360 miles

• 0 miles

• It's impossible to tell

• 5 miles

What was the initial cost?

• (2, 20)

• (1, 110)

• 0 hours

• $70