Topic 3 Function Test Review

Is the relation a function? Why or why not?

• Yes, because it passes the vertical line test.
• No, because an input has more than one output.
• Yes, because each input has only one output.
• No, because numbers are repeating in the data.

Is the relation a function? Why or why not?

• Yes, because it passes the vertical line test.
• No, because an input has more than one output.
• Yes, because each input has only one output.
• No, because numbers are repeating in the data.

Tags

CCSS.8.F.A.1

If f(x) = 10x - 4, solve for f(3).

• f(3) = 22
• f(3) = 26
• f(3) = 30
• f(3) = 34

Tags

CCSS.HSF.IF.A.2

Identify the domain of the data.

• {1, 4, 9, 16, 25}
• {1, 2, 3, 4, 5}
• {2, 3, 4, 5}
• {1, 9, 16, 25}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Identify the range of the data.

• {1, 4, 9, 16, 25}
• {1, 2, 3, 4, 5}
• {2, 3, 4, 5}
• {1, 9, 16, 25}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

#1 - Which of the following statements is TRUE about the definition of a function?

• No output value is repeated.
• Every input value corresponds to only one output value.
• Every output value corresponds to only one input value.
• There is always a constant rate of change.

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Is this a function? Explain.

• Yes; every output has only one input

• No; it is not a straight line.

• Yes; every input has only one output

• No; there is a line connecting the dots.

Which graph is NOT a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4