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

Evaluate f(-4) for the function f(x)=3x²-5

• f(-4) = 43
• f(-4) = 139
• f(-4) = -52
• f(-4) = -149

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

Is this table a function or not a function? 

• Function
• Not a Function 

Tags

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

Is this graph a function or not a function? 

• Function 
• Not a Function 

Tags

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

What is f(1)?

• 1
• 5
• 0
• 4

Tags

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

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

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

What is the RANGE of this graph?

• -7<x<5
• -7≤x<5
• -3<x<1
• -3≤x<1

Tags

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

What is the domain?

• {-4, -1, 0, 2, 7}
• {-5, -4, -1, 0, 1, 2, 4, 7}
• {-5, 0, 1, 2, 4}
• {5}

Tags

CCSS.Math.Content.HSF.IF.A.1

CCSS.Math.Content.HSF.IF.B.5

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

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

Tags

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

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

Tags

CCSS.Math.Content.HSF.IF.A.1

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

If I know that f(2) = 4, what is another way I can write my answer?

• 2,4

• (2, 4)

• That is the only way to write it.

Tags

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