2.1 Relations and Functions Exit Slip

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

Is this a function?

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}

  R: {0, 1, 2, -4}

• D: {-4, 0, 1, 2}

  R:{-4, -3, 1}

• D: {0, 1, 2, 3, 4}

  R:{1, -3, -4}

• D: {0, 1, 2, -4}

  R: {1, -3, -4, 2}

Evaluate f(-2) if f(x) = x²+ 3.

• -1
• 1
• 7
• -7

Tags

CCSS.HSF.IF.A.2

Given h(x) =
-x²+3x, find h(5). 

• h(5) = 40
• h(5) = -10

Tags

CCSS.HSF.IF.A.2