CCSS.Math.Content.8.F.A.1

What is the range of the graph of the radical function?

• (-infinity, infinity)
• (-7, infinity)
• (0, infinity)
• (4, infinity)

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CCSS.Math.Content.8.F.A.1

Answer.

• A
• B
• C
• D

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CCSS.Math.Content.8.F.A.1

What is the range of the following graph?

• all real numbers
• all integers
• any real number greater than zero
• it can not be determined

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CCSS.Math.Content.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function 

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CCSS.Math.Content.8.F.A.1

Evaluate f(x)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

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CCSS.Math.Content.8.F.A.1

The x-intercepts of a quadratic equation are known as the _____.

• vertices
• squares
• zeros
• formulas

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CCSS.Math.Content.8.F.A.1

Is this graph a function and how can you tell?

• Yes its a function cause it doesn't cross itself
• No it's not a function because it goes through the origin
• No it's not a function because the x value 4 has y values of  -2 & 2
• No it's not a function because the y value 4 has x values of  -2 & 2

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CCSS.Math.Content.8.F.A.1

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?

• A cost of $7 to ride the taxi
• The cost to ride 7 miles
• The minimum distance to ride a taxi
• The minimum cost of a taxi

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CCSS.Math.Content.8.F.A.1

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.

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CCSS.Math.Content.8.F.A.1

Look at the graph. Is the relation a function?

• yes

• no

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CCSS.Math.Content.8.F.A.1