Functions, Domain, Range (2)

Is the relation a function?

{(4,5), (4,-7), (4,2), (4,0), (4,9)}

• Yes

• No

Is this mapping a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

For the function f(x) = -3x + 3 find f(0).

• f(0) = 0

• f(0) = -3

• f(0) = 3

• f(0) = -1

Evaluate f(-2) if f(x) = x²+ 3

• -1

• 1

• 7

• -7

Solve for f(5) when

f(x) = -x + 4

• f(5) = 9

• f(5) = 1

• f(5) = -1

• f(5) = -9

What is the value of x in:

f(4) = 3x - 1

• x = 11

• x = 4

• x = -1

• x = 0

Discrete or continuous data?

• Discrete

• Continuous

Tags

CCSS.2.MD.D.9

What is the domain of the function?

• {3,5,7,9,11}

• {-2,-1,0,1,2}

• {(-2,3), (-1,5), (0,7), (1,9), (2,11)}

• {-2,3,-1,5,1,7,1,9,2,11}

What is the range of the discrete data?

• {1,2,3,4}

• {-2,0,1,2}

• {(1,-2), (2,1), (3,0), (4,2)}

• {(1,-2), (1,1), (2,0), (2,1), (3,0), (4,2)}

Which ordered pair could you add to the following list of points to create a function?

(3, 5) (4, 9) (2, 5)

• (3, 7)

• (4, 1)

• (1, 9)

• (2, 6)