Linear Functions 6

Find the rate of change.

• -2 minutes per gallon
• -20 minutes per gallon
• -2 gallons per minute
• -20 gallons per minute

Which statement describes the rate of change of the line?

• $20 each week

• $30 each week

• $25 each week

• $70 each week

What is the rate of change?

• -10 ft per second

• 15 ft per second

• 10 ft per second

• -15 ft per second

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

How did the equation shift from the parent function?
y = 3f(x) - 2

• less steep and translate down 2
• Translate up 2
• Translate down 2
• steeper and translate down 2

What is the Domain of this Function?

• All Real Numbers Less Than 7

• All Real Numbers Greater Than 7

• All Real Numbers Greater Than 3

• All Real Numbers Greater Than or Equal to 7

Answer explanation

Open Circle! No equal sign for that value of x (7) in the domain.

What is the domain of this Function?

• All Real Numbers Greater Than or equal to -3 and less than to 3

• All Real Numbers Greater Than to -3 and Less Than or Equal to 3

• All Real Numbers Greater Than -2 and less than or Equal to 4

• All Real Numbers Greater Than or equal to -2 and Less Than 4

Answer explanation

Open Circle - Not Equal to

Closed Circle - Equal to

What is the Domain of this Function?

• All Real Numbers

• { 1, 2, 3, 4, 5 }

• { 6, 12, 18, 24, 30 }

• Tomato

Answer explanation

It was not tomato >:v

What is the Range of this Function?

• 0 ≤ y ≤ 10

• 193 ≤ x ≤ 250

• 0 ≤ x ≤ 10

• 193 ≤ y ≤ 250

Answer explanation

Range is for the values of y! Do not get tricked! :(

What is the Domain and Range of this function?

• -7 ≤ x ≤ 6

• -7 ≤ y ≤ 6

• -4 ≤ x ≤ 5

• -4 ≤ y ≤ 5

Answer explanation

Domain is for x!

Range is for y!